{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005373},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005239","490:4900002280","490:4900005497","490:4900005372","490:4900002119","490:4900005633","490:4900001964","490:4900005503","490:4900005376","490:4900001970","490:4900005104","490:4900005238","490:4900005507","494:4940007041","466:4660007156","494:4940008650","494:4940007774","490:4900005635","494:4940008825","494:4940006931","490:4900012569","494:4940008647","494:4940007461","490:4900012843","466:4660006344"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,494,466,494,494,490,494,494,490,494,494,490,466],"twin_sims":[0.4444809778846163,0.27835031152605133,0.27562669888129476,0.2571871453417198,0.2524719129217234,0.250331199783773,0.24575091716951994,0.23295945527250012,0.22510791784904854,0.2219918841618872,0.20357661731814577,0.1969679884997719,0.19383808339703867,0.1889103821275542,0.18610488298256156,0.17331448482799638,0.17091501904315612,0.1683129297017324,0.16769370667195244,0.16093410874120723,0.15612914576369535,0.14949265020406696,0.14834725777891267,0.14397320731718297,0.14317454503110158],"twin_dists":[0.1653897436530227,0.20770782903637466,0.2085048128757226,0.2140330973152936,0.2154864149203836,0.2161519191452024,0.21758816625686267,0.22169318977272912,0.22428653569641638,0.22533238185667814,0.23172410036625007,0.23411396112808414,0.23526519361933862,0.2371041899087446,0.23816621849181618,0.2431566398131145,0.24412181018809978,0.2451795293551422,0.24543296565274356,0.24824449221473824,0.2502955835081549,0.2532058298307236,0.2537176752407156,0.2556996174358166,0.2560663041681152],"n_dims_used":45,"mean_confidence":0.9214270697699652},"coverage":{"mean_confidence":0.9214270697699652,"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}}