{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011308},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011244","490:4900010498","490:4900010581","490:4900011171","490:4900010497","490:4900011443","490:4900011444","490:4900007889","490:4900010314","490:4900009942","490:4900010240","490:4900010569","490:4900011370","490:4900010313","490:4900010052","490:4900011311","490:4900010824","490:4900011509","490:4900011377","490:4900011506","490:4900010659","490:4900008549","490:4900010667","490:4900010651","490:4900011504"],"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":[0.469662206019127,0.4421846192027053,0.304842707235066,0.23887834530563504,0.2075943434768031,0.15739690404831028,0.14650298774295836,0.14035022595791738,0.09024038828665991,0.08927102177847157,0.0727697180686931,0.06899520406890647,0.06861055778537427,0.0675838112159023,0.06089887259227964,0.0586791269783544,0.0583051009401491,0.053308312574852953,0.043814796302932175,0.040515714441558444,0.033703018307186965,0.03294975159552397,0.029392111863249047,0.028800916528515838,0.027532412781935956],"twin_dists":[0.15967079766710116,0.16591716539391643,0.20018873436517762,0.21977594456478908,0.23029712170174152,0.24974999742536572,0.25454799540814455,0.2573753465387977,0.2848534609488443,0.2854922679448691,0.2973221247712751,0.3003285828847835,0.30064240260520836,0.30148715624647127,0.30725902718085646,0.30929064226723885,0.3096391739656077,0.31448205376473126,0.32483079889048283,0.328870584724334,0.33818118881881815,0.33930671396555256,0.34493983860263355,0.3459320064994109,0.34812135338371486],"n_dims_used":45,"mean_confidence":0.891559092203776},"coverage":{"mean_confidence":0.891559092203776,"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}}