{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001961},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["466:4660002715","472:4720002639","496:4960003978","493:4930004250","488:4880005487","466:4660002945","487:4870007193","493:4930007136","493:4930006839","480:4800005470","472:4720003013","469:4690001013","466:4660001728","496:4960000572","496:4960007357","469:4690002158","466:4660010082","469:4690007256","480:4800001957","470:4700005908","480:4800005127","490:4900005654","479:4790005962","493:4930004953","496:4960005371"],"twin_admin_codes":[466,472,496,493,488,466,487,493,493,480,472,469,466,496,496,469,466,469,480,470,480,490,479,493,496],"twin_sims":[0.16266297832487125,0.14581390338712177,0.11706163820872666,0.11432671120556354,0.11260829336436866,0.0891913842086516,0.08813565190193323,0.08429005470246458,0.06908315354142545,0.06472541408805531,0.06387079845308301,0.06350983912790412,0.058817687308779856,0.056817111249984356,0.05546729938376984,0.0552194172858195,0.05451095933428534,0.05383303507857008,0.0537490898344404,0.051414044709504295,0.04821678412666866,0.04739041479337575,0.0466809460720244,0.045648477860948604,0.045623905011876464],"twin_dists":[0.24751738858068772,0.2548602156286997,0.2690035588638831,0.2704818244872449,0.27142462312992466,0.2855449926937909,0.2862475038402949,0.2888644158344504,0.30025702780900765,0.30389527494721347,0.30463212072387663,0.30494576292420295,0.30916199094307595,0.31104425869113156,0.3123453949908343,0.312587177514507,0.31328318921104953,0.3139562531478068,0.31404008453238513,0.3164166813767431,0.319820934016708,0.32073136599089047,0.32152365610233197,0.32269485094946887,0.3227229947567964],"n_dims_used":43,"mean_confidence":0.9185909892237464},"coverage":{"mean_confidence":0.9185909892237464,"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}}