{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002203},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002282","489:4890001873","489:4890002291","489:4890001704","489:4890001700","489:4890002608","489:4890002604","477:4770000158","489:4890002035","489:4890001879","477:4770000082","489:4890002602","489:4890001859","489:4890002613","484:4840003008","484:4840002910","489:4890002609","484:4840004590","489:4890001695","473:4730003610","496:4960004116","484:4840004592","473:4730003688","484:4840006502","489:4890001705"],"twin_admin_codes":[489,489,489,489,489,489,489,477,489,489,477,489,489,489,484,484,489,484,489,473,496,484,473,484,489],"twin_sims":[0.5861123015996244,0.5588797700285096,0.4188849149502999,0.41525494557148074,0.40311579674530107,0.38226127363090223,0.3722574703197426,0.3472026750390803,0.32478937081060716,0.321182409554024,0.31535368446490786,0.3033026713202909,0.29276002653677813,0.277792854711806,0.26912867058183226,0.24939166898506304,0.24025272856218913,0.23691392060694152,0.23346535428987494,0.22930983933208968,0.2111880972862288,0.20685819681386367,0.20547466867494008,0.20106193714291798,0.19482934207935626],"twin_dists":[0.13424824486061127,0.14009850675526014,0.17133187506033637,0.17218659614457302,0.17506882621144104,0.18011404287471794,0.18258057701609165,0.18890793014738394,0.19477522384548435,0.19573994592811653,0.19731183030259816,0.2006150195797421,0.20356781083611486,0.20787056348382307,0.21042598410237243,0.216445147809109,0.21933519901684626,0.22040878349556156,0.2215280812650719,0.22289134881523476,0.22903660132118317,0.2305571580491874,0.2310475903772976,0.23262708884689595,0.23489920486150787],"n_dims_used":45,"mean_confidence":0.9192716810438368},"coverage":{"mean_confidence":0.9192716810438368,"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}}