{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004977},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005254","490:4900005114","490:4900007514","490:4900006406","490:4900006164","490:4900005783","490:4900005907","490:4900007517","490:4900006770","490:4900006646","490:4900005396","490:4900006039","490:4900006176","490:4900007271","490:4900005133","490:4900005400","490:4900006644","490:4900004980","490:4900005003","490:4900005119","490:4900004979","490:4900005252","490:4900004852","490:4900007265","490:4900007386"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6848364679903223,0.635005178082518,0.5849527278768251,0.5640693821050122,0.5458328325824738,0.5442958010868136,0.5402242324459479,0.5320529840570922,0.527869868432728,0.5250700333021968,0.5027720737951141,0.5002148003831584,0.4991924221562526,0.48692609454749247,0.4733920520057611,0.459250870664115,0.4516006620054826,0.44595646670005595,0.44562828607748955,0.44114715240782026,0.4330667316243732,0.4258305734386184,0.42407091445304346,0.4224735505499905,0.41967895044187253],"twin_dists":[0.1130094927014455,0.12377278839395718,0.13449683543385735,0.13898123901114284,0.14291417351759433,0.14324660556284952,0.1441280307798499,0.14590081643203928,0.14681051187886457,0.14742025862688568,0.15230444254321046,0.1528681386396633,0.1530937233434476,0.15581073408315824,0.15883297987393574,0.16202160171064003,0.16376106636130885,0.16505140901690427,0.16512662494655464,0.1661557952192338,0.16802199761704079,0.16970513211808894,0.1701162038220632,0.17048997840381858,0.17114533165037613],"n_dims_used":45,"mean_confidence":0.9174828423394097},"coverage":{"mean_confidence":0.9174828423394097,"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}}