{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003028},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003700","480:4800003456","480:4800003391","480:4800003446","480:4800003024","480:4800002999","480:4800003072","480:4800003157","480:4800003194","480:4800003511","480:4800003115","480:4800003508","480:4800003767","480:4800003029","480:4800003454","480:4800003774","480:4800003398","480:4800002605","480:4800003199","480:4800003453","480:4800003768","480:4800003702","480:4800002653","480:4800003073","480:4800003634"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.4332469185225593,0.4144599434848761,0.3838713532818566,0.3655107699585183,0.3328872835901689,0.3135594797185048,0.29204932611022816,0.2713304265192232,0.24493184962232498,0.22707267447840404,0.2088580303208566,0.2075930826387149,0.20148014373407847,0.1962902667021068,0.18635446127838518,0.18194975529357676,0.1732588760665894,0.17316373578344657,0.1705173742350678,0.15392508645107988,0.15004835930080035,0.14950133382050224,0.14678385049282064,0.146161057688816,0.1372262304610255],"twin_dists":[0.1679802325116457,0.17237421708900855,0.17971999455078913,0.184262518597224,0.1926307339412059,0.19779898989072853,0.20376910278076357,0.2097718562900192,0.21784681101941156,0.2236320378985587,0.22985219921761502,0.23029756654179645,0.23247638031233572,0.23436215683398565,0.238071286608926,0.23976003136298432,0.24317889953450325,0.2432169952383192,0.24428269639452582,0.25125187123489073,0.25295853910520005,0.25320196041414916,0.25442104970180485,0.2547027858289348,0.25884636298581687],"n_dims_used":43,"mean_confidence":0.9134297925372457},"coverage":{"mean_confidence":0.9134297925372457,"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}}