{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011896},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011824","490:4900011898","490:4900011364","490:4900011643","490:4900010907","490:4900009337","490:4900009336","490:4900011064","490:4900010511","490:4900010404","490:4900010317","490:4900011646","490:4900007994","490:4900011161","490:4900010248","490:4900009954","490:4900009956","490:4900008009","490:4900007664","490:4900011688","490:4900009661","490:4900007883","490:4900009959","490:4900011909","490:4900011389"],"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":[0.09161257226203609,0.059643326526707174,0.055470937865039115,0.043798039234157045,0.039439654930568176,0.025584295479682627,0.022520169546855935,0.02100083105500115,0.018429270272689344,0.012547706424872308,0.011026259270254486,0.005502471472565874,0.00510853774426987,0.004678050954222946,0.004652793993231401,0.004418301765974861,0.0043155538680501844,0.0038642656994295776,0.0038329165138154407,0.003655526437404477,0.003372202592918393,0.003059402331152951,0.0030523198259595472,0.0029470287564396626,0.0028774466329312782],"twin_dists":[0.28395842757658446,0.30840052820793146,0.3123418527023604,0.3248506615560805,0.3302482978912661,0.35165908334489465,0.3577255459870804,0.36100403969160827,0.3670564174021467,0.38431514956332863,0.389946959446688,0.4189356378180701,0.42191590004919816,0.4254206784283679,0.42563526905796306,0.42767965933550167,0.4286066506308154,0.43293163505294435,0.43324888106398096,0.4350898123520981,0.43820618787359206,0.4419373549476097,0.4420258047793971,0.44336334092303165,0.44427144347577907],"n_dims_used":45,"mean_confidence":0.8878760443793403},"coverage":{"mean_confidence":0.8878760443793403,"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}}