{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013200},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012800","490:4900012867","490:4900013121","490:4900012969","490:4900012794","490:4900013080","490:4900013052","490:4900012933","490:4900012929","490:4900012874","490:4900012727","490:4900013093","490:4900013092","490:4900012864","490:4900013088","490:4900013195","490:4900012441","490:4900012873","490:4900012316","490:4900013053","490:4900012870","490:4900012244","490:4900012983","490:4900012460","490:4900013123"],"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":[0.2372518883097555,0.1521949580154309,0.12290095004142404,0.10950057846761313,0.07349338738922533,0.07317491791999009,0.07134852408582854,0.06766108455766588,0.05420217792581793,0.04882555679390638,0.04786352459762339,0.04604525836618824,0.04584753244172965,0.04260274465088418,0.037421509125796656,0.035819863469138194,0.035500124607066925,0.03445622665342236,0.03254568671900005,0.030779399109546184,0.026936482728600792,0.025628854426011188,0.02487514892634651,0.02373427571652915,0.02281638770733633],"twin_dists":[0.2202996642519695,0.2520095850648647,0.2659337689443927,0.2731582169007545,0.29676021063286184,0.2970069416379655,0.29843894698506224,0.3014232175489733,0.31358889174487625,0.31915853396421795,0.3202085209926402,0.3222421579775509,0.32246733623881957,0.3262842407381781,0.3329202531272071,0.33512916455496733,0.3355801478132821,0.337076993604832,0.3399195422138748,0.3426772088504601,0.34918000051072784,0.3515756074793136,0.353004781970251,0.3552410318570141,0.35710884937088294],"n_dims_used":45,"mean_confidence":0.9124711778428819},"coverage":{"mean_confidence":0.9124711778428819,"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}}