{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004257},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004529","490:4900010385","490:4900002869","490:4900010192","490:4900003428","490:4900004533","490:4900001395","490:4900011420","490:4900003973","490:4900004259","490:4900012220","490:4900004530","490:4900004383","490:4900010089","490:4900009995","490:4900004393","490:4900002422","490:4900004395","490:4900010806","490:4900009288","490:4900004394","490:4900010206","490:4900008288","490:4900008512","490:4900011127"],"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":[0.5115102860676337,0.3072314153300132,0.27968114484283507,0.2723542611466781,0.23097913816327448,0.22892725859797425,0.20983211721678427,0.20193808497432875,0.18566625959218164,0.18458922054358096,0.18143328872001402,0.17917042791745477,0.17541482057171526,0.1713853809245974,0.17132030716161478,0.1691477658213809,0.16825760649274002,0.16399885789013716,0.1631923358057407,0.1588780996038277,0.15485849887928693,0.15235292216570046,0.1471444279347378,0.1440321402966818,0.13604598015053027],"twin_dists":[0.15038406679790778,0.19952999372990457,0.2073201287360742,0.2094687970568436,0.22234177550339201,0.22301767528892794,0.22951048920072953,0.23231159927967368,0.23833327428999304,0.23874466031279784,0.23995992443896114,0.24084051933809442,0.24231960170169453,0.24393184890427244,0.24395810743484875,0.24483890618728563,0.24520214477860416,0.24695938997850897,0.2472958797850094,0.24911660340261274,0.2508456708930292,0.2519401428663196,0.25425833719175667,0.255672619634909,0.2594086337975503],"n_dims_used":45,"mean_confidence":0.919482421875},"coverage":{"mean_confidence":0.919482421875,"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}}