{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010657},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006796","490:4900007890","490:4900008220","490:4900008441","490:4900010652","490:4900012107","490:4900012106","490:4900011241","490:4900008442","490:4900012173","490:4900011242","490:4900012171","490:4900010653","490:4900009418","490:4900009825","490:4900010654","490:4900010572","490:4900009417","490:4900010401","490:4900011170","490:4900011310","490:4900009727","490:4900010412","490:4900012172","490:4900010149"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.0012881234349750338,0.0003775186320130128,0.0001972619554046045,0.00011979544453166552,0.00006816611449242482,0.00006262445901514126,0.00005424841189514558,0.000027690285196331023,0.00002619960749745825,0.00002445673781538558,0.000021364831396912708,0.000019020791182830908,0.000018629583595543728,0.000015500246497467,0.000015099842244777604,0.000010159867182867976,0.000009725581947940121,0.000007241383645649387,0.000006969465622818274,0.000006177846309572699,0.0000057633749993084346,0.000004815822198931916,0.000003228137452555844,0.0000025259702639737443,0.0000017069634268435428],"twin_dists":[0.47380408896722404,0.5156488413067267,0.5364611233635604,0.5519199639447039,0.5688906673821242,0.5713991760032996,0.5756220376169393,0.5950017583644754,0.5965684203248278,0.5985116011356458,0.6023086527730923,0.6055544146571752,0.6061330043337372,0.6112289835821473,0.6119507857431024,0.6227766784457304,0.6239587454775901,0.6318817122090641,0.6329025628320547,0.6361077073846935,0.6379465306411718,0.6426780646155636,0.6530919153330196,0.6593963267054828,0.6693463091217863],"n_dims_used":44,"mean_confidence":0.8835253282026811},"coverage":{"mean_confidence":0.8835253282026811,"n_dims_used":44,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}