{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000983},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001424","489:4890001426","489:4890001430","489:4890001160","489:4890001354","489:4890001226","489:4890000864","489:4890001429","489:4890001438","489:4890000989","489:4890000923","489:4890001428","489:4890001108","489:4890001098","489:4890000922","489:4890001365","489:4890001237","489:4890001368","489:4890001052","489:4890001297","489:4890001366","489:4890001234","489:4890001291","489:4890000919","489:4890001044"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.7844206855333612,0.7587147741637349,0.6963629516177033,0.6738013688026161,0.6324200629132777,0.6282255456470007,0.6060619916191163,0.5925417846487486,0.5619457976843152,0.5329842555857162,0.5319012735283782,0.4893162678654355,0.48271441029999296,0.48154167509181584,0.4814697598152755,0.46171615519642634,0.44216689429484674,0.441131368913634,0.4348506085911156,0.43028035736464537,0.4195120502029118,0.41095306038130264,0.4085485726527567,0.39716271516576457,0.3915799645815278],"twin_dists":[0.09050487272339344,0.09651507225205651,0.11049018440812555,0.11540865246575331,0.1243274634359127,0.12522702908879693,0.12997484173478008,0.13287040906530936,0.13943825757356487,0.1456984992226208,0.14593378223609296,0.15527973522154492,0.15674834649873312,0.15700987580241926,0.157025920008831,0.16146328877463614,0.16592124051106466,0.16615942729497069,0.1676088236097987,0.16866874107075,0.17118452921152746,0.1732037130594487,0.1737742447661336,0.17649643894350328,0.1778441813055991],"n_dims_used":45,"mean_confidence":0.9147509256998698},"coverage":{"mean_confidence":0.9147509256998698,"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}}