{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005480},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800005136","480:4800005400","480:4800005049","480:4800004882","480:4800003966","480:4800005560","480:4800005399","490:4900000400","480:4800004794","480:4800005313","490:4900000388","490:4900000133","494:4940003710","480:4800005476","490:4900000346","493:4930005803","478:4780007860","466:4660012904","490:4900000112","490:4900000209","493:4930004062","490:4900000062","490:4900000138","480:4800005564","480:4800005481"],"twin_admin_codes":[480,480,480,480,480,480,480,490,480,480,490,490,494,480,490,493,478,466,490,490,493,490,490,480,480],"twin_sims":[0.557670327566636,0.4485162037069492,0.3393680285022111,0.2672215498181393,0.2599532204394902,0.20054710958191913,0.19081800114790784,0.17975793252883904,0.17821288079007264,0.1739376938905616,0.17383066292291496,0.1721604778929093,0.1700934355135347,0.16331636834030575,0.1618894284560233,0.16155107998100796,0.1563240579234962,0.15131291948111641,0.15090472798182053,0.1498269863633917,0.14546101974075973,0.14517268431050573,0.14487538505304093,0.14480529694499122,0.1385841940097604],"twin_dists":[0.14035909069286856,0.16446546046188937,0.19093494388598778,0.21099526003060481,0.21318837438754662,0.23281291315182887,0.2363883485590533,0.2406111375729418,0.24121552435957805,0.24290752283398612,0.2429502612006563,0.2436196299514492,0.24445451775675572,0.24724405384435114,0.2478420207634631,0.24798436766480167,0.25021149212994936,0.25239831198749035,0.25257877176321747,0.25305696915423503,0.25502052825220983,0.25515173102708694,0.25528721498582646,0.2553191852511429,0.2582038885154343],"n_dims_used":43,"mean_confidence":0.913948325223701},"coverage":{"mean_confidence":0.913948325223701,"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}}