{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000614},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000613","490:4900000726","496:4960008958","496:4960011556","490:4900002807","490:4900000344","496:4960011653","496:4960011472","494:4940006164","490:4900002784","490:4900002496","487:4870004268","494:4940008085","490:4900004461","496:4960011382","490:4900001560","490:4900001218","496:4960005702","490:4900003090","487:4870002453","490:4900000967","496:4960011645","466:4660013141","487:4870003681","487:4870003395"],"twin_admin_codes":[490,490,496,496,490,490,496,496,494,490,490,487,494,490,496,490,490,496,490,487,490,496,466,487,487],"twin_sims":[0.503090695976773,0.35754136457512203,0.3125995265454617,0.28042153753591165,0.25784116719762623,0.2568206945833842,0.251793024993358,0.2215782968961849,0.20167449530436907,0.19792696539221358,0.17579476455100213,0.17317920638856618,0.17133892417333482,0.16121429318094488,0.15799883169215131,0.15705379219545665,0.15642483540192895,0.1560086421185809,0.15236254588543943,0.151434612146862,0.1495996292118481,0.14564409343211543,0.14126785359619637,0.14123993227987428,0.1339741170235046],"twin_dists":[0.15223426430326328,0.1862695573932941,0.19806028580263035,0.20710492172835224,0.21383285246847272,0.2141454358484245,0.21569707640250277,0.22547193016088263,0.2324064153450371,0.2337637719518898,0.24216894878586337,0.24321079954003919,0.243950594378328,0.24812627257542047,0.2494920771383409,0.249897339723432,0.2501680435221771,0.2503476110400389,0.2519359139175096,0.25234458143729127,0.2531581715641664,0.2549373232258013,0.2569479027435187,0.2569608783335062,0.2604045753850896],"n_dims_used":45,"mean_confidence":0.9177225748697917},"coverage":{"mean_confidence":0.9177225748697917,"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}}