{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002180},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002505","489:4890001748","489:4890003259","489:4890001920","489:4890002839","489:4890002918","489:4890002021","489:4890002023","489:4890001840","489:4890002085","489:4890002916","489:4890002664","489:4890003260","489:4890002004","489:4890003427","489:4890002837","489:4890002265","489:4890002834","489:4890002077","489:4890001726","489:4890002666","489:4890001935","489:4890002742","489:4890001681","489:4890001917"],"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":[0.9102461224566663,0.8592964449299358,0.8517261989980844,0.8506810419073753,0.8438360887860124,0.8313942992657911,0.8212598005984625,0.8175112565141044,0.812470311975544,0.8049677890551974,0.8030098134311999,0.799655496990357,0.7987393499286438,0.7974669325304562,0.7962396475736235,0.7771646595095852,0.7705617091059598,0.7662307129315865,0.7646278784586376,0.7639660315749913,0.7604208555848023,0.7556352350929344,0.7487323934520403,0.7459907002201425,0.7428178072394974],"twin_dists":[0.056324291260816346,0.0715233109179824,0.07358055473794797,0.07386148887189288,0.07568396291335118,0.07892503880597865,0.0815040329814029,0.0824453652612262,0.08370124142610186,0.08555033014888422,0.08602914745898003,0.08684598742736313,0.08706834579512507,0.08737665736638264,0.08767347000077141,0.09222058656131196,0.09376821738309676,0.09477669578883861,0.09514864062747937,0.0953020283543597,0.0961217289022049,0.09722326612574374,0.09880259036971509,0.0994268971160509,0.10014737452906992],"n_dims_used":45,"mean_confidence":0.914764404296875},"coverage":{"mean_confidence":0.914764404296875,"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}}