{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870003357},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870003358","487:4870003218","487:4870003504","487:4870002257","487:4870003086","494:4940004957","487:4870002171","487:4870003355","487:4870002254","487:4870003506","487:4870002174","487:4870002500","487:4870002597","487:4870003353","487:4870001920","487:4870003498","487:4870003219","487:4870002498","487:4870003361","487:4870001921","487:4870003083","487:4870003085","487:4870003372","487:4870004252","487:4870002595"],"twin_admin_codes":[487,487,487,487,487,494,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487],"twin_sims":[0.3352078917148056,0.30076686488616733,0.261670251346391,0.14740652974531074,0.10770713863084565,0.08544671865090363,0.07465380767582243,0.07196126910326348,0.06895835290626376,0.0659356337849816,0.06580451352373155,0.06488911383426262,0.05850461203573061,0.052076755223205706,0.05110142558449408,0.0450764308506021,0.044617496199247,0.04447413285562784,0.04340029786436611,0.04258633826765958,0.037455153819191386,0.03355437148455269,0.03346077124614869,0.029826875031272352,0.028838712345759264],"twin_dists":[0.19202147112065804,0.2013196865114837,0.21266685764895607,0.25414024721217815,0.2741760497796859,0.2880674841191593,0.29586843458094503,0.29795524168475457,0.3003585867792799,0.30286531385408544,0.30297615486842155,0.3037550425012817,0.3094530334703656,0.3157332173453347,0.31674163609581774,0.32335334779588054,0.32388672430768467,0.3240542856424221,0.3253240015669912,0.32630415192983736,0.3328747189707184,0.33840158449832347,0.3385407912414187,0.34422107410035924,0.3458680551498272],"n_dims_used":43,"mean_confidence":0.9087720471759175},"coverage":{"mean_confidence":0.9087720471759175,"n_dims_used":43,"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}}