{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870003467},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870003330","487:4870003466","487:4870003901","487:4870003757","487:4870004049","487:4870003468","487:4870004189","487:4870004480","487:4870001707","487:4870003755","487:4870003611","487:4870004335","487:4870003464","487:4870004494","487:4870003896","665:6650003045","487:4870004043","665:6650003930","487:4870003061","487:4870004496","487:4870003756","487:4870003607","487:4870003060","487:4870003327","665:6650003348"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,665,487,665,487,487,487,487,487,487,665],"twin_sims":[0.7196870204985283,0.5947458197119355,0.5097807505742986,0.45531989287625374,0.4475488304114315,0.44608735833702867,0.4264349778095862,0.4213410471728743,0.4148362611845214,0.37784515338340835,0.3560391264166617,0.34302808159827686,0.3337595343752604,0.2848064320359661,0.2827405019742664,0.2680528386882001,0.2669660948918074,0.26522157700777965,0.2578769318863661,0.2503315315093424,0.25014086183104384,0.24994280222362555,0.24243615479403494,0.23802051246064526,0.22903399105664843],"twin_dists":[0.10534075635256632,0.1323982538406684,0.1507634767621844,0.16291407706766836,0.16468675242259764,0.16502141576018933,0.1695641006776628,0.17075533733990395,0.17228538655013875,0.1811989572606073,0.18665043766354644,0.18998493196004365,0.19240145907587342,0.20583737923594322,0.20643309788943295,0.21074681139974027,0.21107170462820807,0.21159496982297785,0.21382191148287108,0.21615181573762116,0.21621126693521298,0.21627305300716682,0.2186383575559599,0.22005187642164867,0.22298241868122223],"n_dims_used":43,"mean_confidence":0.8974446141442587},"coverage":{"mean_confidence":0.8974446141442587,"n_dims_used":43,"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}}