{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000905},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000399","487:4870000236","487:4870000661","487:4870000816","487:4870000656","466:4660012438","487:4870000582","487:4870000526","487:4870000732","487:4870000400","487:4870000185","487:4870000455","487:4870000583","466:4660012832","487:4870000397","487:4870000184","487:4870001269","487:4870000188","486:4860004029","486:4860003968","466:4660012583","487:4870000988","487:4870000272","486:4860003683","487:4870000901"],"twin_admin_codes":[487,487,487,487,487,466,487,487,487,487,487,487,487,466,487,487,487,487,486,486,466,487,487,486,487],"twin_sims":[0.39034977164574336,0.2813056938913214,0.2515529859122325,0.19747412960071717,0.17627567462018093,0.14582552953600714,0.13257439512378527,0.13034289363764792,0.119927341999718,0.11942548877901621,0.10939656397879373,0.1067817891273856,0.09762738781275429,0.09697560525313348,0.0925388725881613,0.09074657687397583,0.08308802825495906,0.07135268428392451,0.06842117776054309,0.06748033114699459,0.06150056494390149,0.056274673399410564,0.0543302267328549,0.052732248037062245,0.05030251548512082],"twin_dists":[0.17814236230055774,0.20684837865830288,0.2157716480469455,0.23392898719172414,0.24197859368001223,0.25485493883915966,0.26108398608722616,0.2621783874892343,0.26748275449457914,0.26774705997601744,0.27321689425931955,0.2747063624227758,0.2801556888155574,0.28055870345655676,0.28336020750097546,0.2845220437149931,0.2897019016056308,0.29843565156374197,0.3007974372570396,0.301572872635729,0.3067188284704309,0.31156403327878357,0.31346194509490655,0.3150642687651981,0.3175796485291895],"n_dims_used":43,"mean_confidence":0.9119722233262173},"coverage":{"mean_confidence":0.9119722233262173,"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}}