{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870011448},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870010701","487:4870011329","487:4870008976","487:4870010182","487:4870011452","487:4870010180","487:4870009534","487:4870011086","487:4870010191","487:4870011331","487:4870011093","487:4870011567","487:4870011569","487:4870010445","487:4870008690","487:4870010444","487:4870011210","487:4870011460","487:4870009262","487:4870010588","487:4870010179","487:4870008525","487:4870008980","487:4870011805","490:4900003590"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,490],"twin_sims":[0.8168447777172541,0.7454298492452462,0.7333212380772074,0.6968705515424704,0.6676712333578623,0.6343742806585789,0.6057685555876661,0.5793023352421217,0.5776659523970065,0.5665893730752207,0.5655650017284327,0.5654094485259903,0.5652537196358592,0.5160582900269635,0.5147611730493739,0.5129233828319466,0.49419972798963413,0.49391984320307847,0.46735441222526175,0.46616583929978156,0.44559194582217077,0.4445074837703704,0.4422746219146026,0.43574734577809393,0.4347005718563096],"twin_dists":[0.08261205632483422,0.09955440668813219,0.10229154412786029,0.1103788907468597,0.11673677709949758,0.1239081770805983,0.13003767432780794,0.1357086812662383,0.1360598148143193,0.1384391914483926,0.13865949682948367,0.13869295497298723,0.13872645204065653,0.14938790584819017,0.14967179353375065,0.150074316529499,0.15419723214723366,0.15425918819019818,0.16019031115940408,0.16045821612178068,0.16513495509166293,0.16538366197678475,0.1658964739297739,0.1674013813005819,0.16764354829233158],"n_dims_used":42,"mean_confidence":0.9091162908644903},"coverage":{"mean_confidence":0.9091162908644903,"n_dims_used":42,"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}}