{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005997},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009052","490:4900007478","490:4900003694","490:4900008593","490:4900007470","490:4900005996","490:4900007339","490:4900005998","490:4900012884","490:4900006976","490:4900010433","490:4900007353","490:4900006974","490:4900007348","490:4900008265","490:4900012557","490:4900007226","490:4900009267","490:4900006375","490:4900009050","490:4900005336","490:4900013105","490:4900006863","490:4900009359","490:4900007583"],"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":[0.003475791736630757,0.0017029040458548827,0.001419843550547558,0.0009055461050165412,0.0007939560194619451,0.0007591408564145761,0.0004879501331976734,0.000479191465957717,0.0003506458056392635,0.00019441804984116415,0.00017068723145602553,0.00016912126379248622,0.0001664064540140931,0.00014678247367050915,0.00013745310334356892,0.00012955955373039618,0.00011261944902138691,0.00010953467188672148,0.00007514337298800609,0.00007196370921620984,0.00006976979960567951,0.00006405497549125092,0.00006256335542530063,0.00005852945867813306,0.00004962096810693395],"twin_dists":[0.4370400190513575,0.46375996203660275,0.4703253025074033,0.4861877882368511,0.4907290785639676,0.49226793509920397,0.5071859749649446,0.5077879973148797,0.5180586976997782,0.5369175238860268,0.5409916345668766,0.5412789265256978,0.5417829779923965,0.5456756246268798,0.5477017556520176,0.5495201173923199,0.5538045545016,0.5546498084358635,0.5659939284605573,0.5672809555363115,0.5682007873142996,0.5707320668782209,0.571427991879544,0.5733919744064312,0.5782287865345821],"n_dims_used":45,"mean_confidence":0.9264288160536024},"coverage":{"mean_confidence":0.9264288160536024,"n_dims_used":45,"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}}