{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011275},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011720","490:4900011535","490:4900011803","490:4900011343","490:4900010713","490:4900011345","490:4900011463","490:4900011276","490:4900011673","490:4900011785","490:4900010072","490:4900011736","490:4900010071","490:4900011412","490:4900012210","490:4900011397","490:4900011657","490:4900011854","490:4900011469","490:4900011471","490:4900012212","490:4900009067","490:4900011405","490:4900009587","490:4900011104"],"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":[0.31021378323467275,0.20690827496443426,0.15261027964985768,0.1350124701035406,0.1295022083874432,0.12548784924923298,0.09603801934086774,0.09480125764676586,0.09007020486526711,0.08831674942992533,0.08521515811685806,0.08024015807177308,0.0777401707366708,0.07651724108139102,0.06982522491195892,0.06970040756430106,0.06784412017927238,0.05691881987368305,0.051947970856981794,0.051133104309255474,0.04817659009440076,0.04480307932841486,0.04142283146230407,0.04099351636557104,0.0398598444958064],"twin_dists":[0.19871166618308048,0.23053944844946547,0.2518271197678674,0.2599040071556461,0.2625943525226385,0.26460927413069024,0.2811421876472868,0.2819187505268032,0.2849652159946836,0.2861265240391597,0.28822633587258556,0.2917254578851514,0.29354985144940676,0.2944595300185812,0.29965621303614215,0.2997569067837762,0.30127200430128603,0.31094725607897183,0.3158654666061304,0.316708632196062,0.3198649140303661,0.3236704867160791,0.3277329646047223,0.32826872357341363,0.3297065810697682],"n_dims_used":45,"mean_confidence":0.9160648769802517},"coverage":{"mean_confidence":0.9160648769802517,"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}}