{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009931},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008549","490:4900011508","490:4900010239","490:4900007891","490:4900008333","490:4900010573","490:4900008548","490:4900010152","490:4900010486","490:4900004896","490:4900010313","490:4900008111","490:4900011378","490:4900010148","490:4900004893","490:4900007889","490:4900010150","490:4900008331","490:4900010242","490:4900010655","490:4900008441","490:4900010488","490:4900011507","490:4900010659","490:4900009643"],"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":[0.004874024598735312,0.002421610786370385,0.0023806034633394816,0.002191645305358414,0.002105404670237503,0.0015998609370428728,0.001563331275233412,0.0015450319886287822,0.0012562749068074567,0.000917439744142313,0.000884522343077458,0.0006216388664709728,0.0006090911811937487,0.00046288988437072007,0.0004621347962887506,0.0004597871376675261,0.00044954548645029333,0.00041254071522159465,0.0003541130678564658,0.00032402535646855246,0.00032135252474424183,0.0002264850691226183,0.00021561529821080298,0.00020937003202818578,0.00018416850793897144],"twin_dists":[0.42379043341186456,0.45077196372795564,0.4514105854770327,0.45449029834389115,0.45597774992060836,0.4660246458883185,0.46685990103597474,0.467285108416803,0.47469451517392325,0.4857348764787368,0.4870020628117811,0.4990680025211795,0.49975670915539777,0.5089363865981301,0.5089904913604318,0.509159239024393,0.50990495202779,0.5127386746915773,0.5177382311512604,0.5206230279397422,0.5208913166830991,0.5320998014631441,0.5336566156353798,0.5345848262713491,0.5386162721569059],"n_dims_used":45,"mean_confidence":0.8868287828233506},"coverage":{"mean_confidence":0.8868287828233506,"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}}