{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011059},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010384","490:4900008089","490:4900010112","490:4900010897","466:4660005191","490:4900010298","490:4900010467","490:4900007368","466:4660004467","490:4900008968","490:4900009187","490:4900008639","490:4900010008","490:4900009402","490:4900010969","490:4900010471","490:4900008531","490:4900011748","490:4900008516","490:4900009498","490:4900010886","490:4900010888","490:4900010644","490:4900011051","490:4900010722"],"twin_admin_codes":[490,490,490,490,466,490,490,490,466,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.24784258152012972,0.18624503423171457,0.16932276445830957,0.16290489980497977,0.1476164364528863,0.14673908759902868,0.1340548903100298,0.13260982874065552,0.12339672110195532,0.12138943788636886,0.11847343652810714,0.1131868674394584,0.11002872153994549,0.10727435622796166,0.10165830096930402,0.0999924655731755,0.09776267366269009,0.09667991300742747,0.09289185290025934,0.0926702384834484,0.09264529265363362,0.08599198977739808,0.08462355000703405,0.08355549933970542,0.08130370977458307],"twin_dists":[0.21693016800322507,0.2381128982787932,0.24476765792202132,0.247416092227176,0.2540457855629198,0.2544412698112722,0.2603655319873193,0.2610667205690389,0.26567830224135525,0.26671751525986415,0.26825081018821473,0.27110596225286265,0.27286094097821156,0.27442363301486034,0.27770907559096514,0.2787107974227842,0.28007230287084217,0.2807422398983413,0.28313349163718887,0.2832757527848471,0.2832917831028099,0.28769477538598004,0.2886337502872557,0.28937505886827036,0.2909631233732423],"n_dims_used":45,"mean_confidence":0.9162968953450521},"coverage":{"mean_confidence":0.9162968953450521,"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}}