{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001325},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004187","490:4900004036","490:4900002493","490:4900001322","490:4900003890","490:4900003207","490:4900001071","490:4900002345","490:4900001321","490:4900002952","490:4900002506","490:4900000692","490:4900000230","490:4900000691","490:4900001196","496:4960008031","490:4900002490","490:4900002033","490:4900001613","496:4960008036","490:4900002344","490:4900003614","490:4900000956","496:4960009182","487:4870003400"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,496,490,490,490,496,490,490,490,496,487],"twin_sims":[0.6765218118139732,0.6251384761713527,0.5822746698418658,0.5686244704235351,0.5616631461602277,0.5585763926946039,0.5395942713060567,0.5353519531278548,0.5086604845279363,0.49555764224678506,0.4944204468001095,0.49361419710524157,0.487691664248881,0.4807369964499794,0.4587989477562968,0.45796326211359795,0.45573129719467953,0.4465709435937985,0.44582726274444656,0.43935394086916346,0.43744093090867925,0.43608717476394016,0.4339195378144292,0.4331829333073927,0.4299589410829039],"twin_dists":[0.11481824189365883,0.12588879388843685,0.13507109037386347,0.13800165579975565,0.13949910429014092,0.1401638642712565,0.14426451633638435,0.14518444561465277,0.15100940751737182,0.15389678485443314,0.15414838043439197,0.1543268585044969,0.15564056994595457,0.15718944182438377,0.16212406436595775,0.1623136313644657,0.162820542991676,0.16491063329492706,0.16508101883683837,0.16656877143568874,0.16701006654206085,0.1673228130724583,0.16782438927805984,0.1679950626966184,0.16874345395849108],"n_dims_used":45,"mean_confidence":0.9072996351453994},"coverage":{"mean_confidence":0.9072996351453994,"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}}