{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004553},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800005411","480:4800005414","480:4800005656","480:4800005330","480:4800005413","492:4920000704","492:4920001014","492:4920001008","492:4920000590","492:4920001009","480:4800004982","492:4920000957","492:4920001290","492:4920000441","492:4920000536","495:4950004313","492:4920000649","480:4800005495","492:4920000493","492:4920001011","492:4920000358","492:4920001198","492:4920001468","492:4920001010","492:4920001245"],"twin_admin_codes":[480,480,480,480,480,492,492,492,492,492,480,492,492,492,492,495,492,480,492,492,492,492,492,492,492],"twin_sims":[0.8009919056924265,0.7565321840570912,0.7238617214632981,0.6110688340631665,0.5658041600074518,0.534225104740426,0.528665746205696,0.5094056014810835,0.49698626613734803,0.48246580379580273,0.4769612884720441,0.47091317497229385,0.4565396680058881,0.454254266327588,0.4497454642934217,0.44537310582875206,0.43562619881515985,0.4296179810409834,0.42077671273775374,0.42023427154907245,0.41701856899669654,0.416705678682142,0.4130166182713234,0.3948686522011424,0.3922689781371121],"twin_dists":[0.08652106113916316,0.09701723359178711,0.10441050946933277,0.1289027242467345,0.1386080581607647,0.14542903944061178,0.1466373153825189,0.15084581722141457,0.15358094822726623,0.15680377103032064,0.1580332856928804,0.15938955058264956,0.16263684668226125,0.16315649413678912,0.16418451926078145,0.1651851244725694,0.16742939629083758,0.1688227346637459,0.1708876797151182,0.17101495857684001,0.17177093129553314,0.1718446206207614,0.17271524107681466,0.1770491859292623,0.17767736547660562],"n_dims_used":42,"mean_confidence":0.9064220246814546},"coverage":{"mean_confidence":0.9064220246814546,"n_dims_used":42,"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}}