{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970001666},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970001090","497:4970001742","497:4970001270","497:4970001749","497:4970001172","497:4970001914","497:4970001915","497:4970001751","497:4970001829","497:4970001271","497:4970001274","497:4970001917","497:4970001186","497:4970001180","497:4970001508","497:4970001745","497:4970001173","497:4970001089","497:4970001092","497:4970001511","497:4970001517","497:4970001094","497:4970001509","497:4970001177","497:4970001748"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497],"twin_sims":[0.36030624637815184,0.2857317373720383,0.2603355825893501,0.215980830091846,0.20692660038258745,0.19944851220549642,0.19722048288425117,0.17764278409289683,0.177100226662124,0.17552974672488372,0.16262253139712152,0.16071720848582635,0.1600959963995753,0.1598917197855427,0.1573517195335841,0.15088609852144297,0.15087713453817067,0.14666414600046362,0.1395513489239974,0.13836500445229147,0.1371658409819374,0.1330803808666987,0.13065307022113584,0.12918780198130866,0.12446005974501573],"twin_dists":[0.18557068521416192,0.20557140788247957,0.21307205203905139,0.2273779695850668,0.23053296859357097,0.23321054788657697,0.23402164366214,0.24143947169026872,0.2416530757746391,0.24227400742157154,0.24753433499931943,0.24833611272903575,0.2485990161206102,0.2486856301087102,0.2497693875733097,0.25258701633292474,0.2525909836596503,0.254475132333384,0.25774917402791864,0.2583072712016233,0.2588750444483109,0.2608377660099457,0.2620254257091685,0.2627504425625835,0.2651329953545172],"n_dims_used":45,"mean_confidence":0.8909747653537327},"coverage":{"mean_confidence":0.8909747653537327,"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}}