{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004785},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930006537","496:4960003372","493:4930006407","494:4940007718","480:4800004117","493:4930001371","493:4930005428","480:4800004039","496:4960008864","494:4940003709","480:4800005213","490:4900000584","493:4930003189","493:4930002166","493:4930006124","466:4660011665","480:4800004608","490:4900001032","493:4930004665","480:4800004445","494:4940000938","487:4870005131","490:4900001036","466:4660003254","494:4940008209"],"twin_admin_codes":[493,496,493,494,480,493,493,480,496,494,480,490,493,493,493,466,480,490,493,480,494,487,490,466,494],"twin_sims":[0.37196908646462945,0.3268208414687205,0.32560131670254294,0.31523575717334523,0.30671378349348266,0.3024871347070352,0.30000323187133837,0.2947602110840263,0.2754344337379573,0.27151553926510164,0.26114472922977133,0.2586585845183781,0.2578212652716639,0.24970849776563864,0.24944328433780483,0.24861372240056248,0.246313887181481,0.2462044037086192,0.2444261777097848,0.24320169979084447,0.23140559618052595,0.22972882648984636,0.22622505801731388,0.2233848242494248,0.22110836205316822],"twin_dists":[0.1826521590095326,0.19423450525755248,0.194558883144436,0.19734380136098065,0.19967249079608657,0.20084127093064663,0.20153256829863245,0.20300284710834818,0.20856125503490833,0.20971701003608928,0.21282624662424707,0.21358303022239103,0.2138389411980948,0.21634618634851327,0.2164290202724388,0.21668848128876422,0.21741071352339028,0.21744520315125668,0.21800677026015253,0.21839499618065125,0.22220179541321278,0.22275316070204432,0.22391393225056389,0.22486366307062094,0.2256307020814148],"n_dims_used":43,"mean_confidence":0.9181003126987192},"coverage":{"mean_confidence":0.9181003126987192,"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}}