{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001767},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001683","489:4890001749","489:4890003326","489:4890001851","489:4890001925","489:4890003180","489:4890002105","489:4890001841","489:4890003524","489:4890002186","489:4890001680","489:4890002413","489:4890001671","489:4890003096","489:4890003004","489:4890001664","489:4890001757","489:4890002017","489:4890002006","489:4890001919","489:4890002019","489:4890002018","489:4890003175","489:4890002101","489:4890003325"],"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":[0.7893191605962075,0.7827435175329486,0.7556653798058763,0.7413327118812655,0.7350475088864715,0.7335640557077981,0.723897992967256,0.7184352197158441,0.7155587579646172,0.7114348099148232,0.7088791443243122,0.7087974827007728,0.7071704998413783,0.6875795779552729,0.6872393501654601,0.6751597168539624,0.6694497202233136,0.666794015865086,0.659614620623033,0.6516447006228667,0.6474699302340243,0.645416550383137,0.6453905898649315,0.6416403931306247,0.6413528901419789],"twin_dists":[0.08933713339208244,0.09090290108620068,0.09721634489650836,0.10048387497415819,0.10190309214005512,0.10223693843101524,0.10440241442214207,0.10561914229515129,0.10625789925017994,0.10717147774128437,0.10773638287720917,0.10775441802807197,0.10811354599217458,0.11241125772428809,0.11248549957338512,0.1151139349230379,0.11635177156766022,0.11692658624635426,0.11847792863294017,0.12019612657000432,0.12109469982513037,0.12153634204849403,0.12154192435336768,0.12234800795992985,0.12240977960293599],"n_dims_used":45,"mean_confidence":0.9177050272623698},"coverage":{"mean_confidence":0.9177050272623698,"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}}