{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001653},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001600","480:4800001825","480:4800001769","480:4800001602","480:4800001601","480:4800001768","480:4800001599","470:4700005512","480:4800001652","480:4800001710","480:4800001329","470:4700004027","469:4690003916","470:4700004894","470:4700004198","470:4700006075","480:4800001826","480:4800001328","472:4720003378","469:4690002497","480:4800001654","470:4700005366","480:4800001390","470:4700006490","470:4700004540"],"twin_admin_codes":[480,480,480,480,480,480,480,470,480,480,480,470,469,470,470,470,480,480,472,469,480,470,480,470,470],"twin_sims":[0.7297108438135516,0.6639588285468646,0.5772550614849465,0.5024275204793143,0.4488496337644459,0.40714754883695087,0.326290454117338,0.30509400720345065,0.28787797973276635,0.28624499746600657,0.2704560586592416,0.261378853711532,0.2506613734810603,0.24465331031823762,0.23398754474708464,0.2338259778047904,0.22766200694759633,0.20907432060241804,0.19708639270381756,0.19512453303710495,0.1929563126136307,0.18995573721367448,0.1853024438922074,0.1799311913547834,0.1755335265564448],"twin_dists":[0.10310217322957575,0.11753965949416881,0.13614799710368494,0.15238034591301775,0.16438922818687907,0.17410735944238404,0.194375498976481,0.20011929254953037,0.20495647273608905,0.20542409868575348,0.2100312314906862,0.21275521267736971,0.21604903861195882,0.21793489500895116,0.22135790185955825,0.22141052912290032,0.22343645262305992,0.22977623101445174,0.23407065977024516,0.23479046555296218,0.23559185281878442,0.23671129391198742,0.23847204917992035,0.24054359291317934,0.24227250822266133],"n_dims_used":42,"mean_confidence":0.9177230653308687},"coverage":{"mean_confidence":0.9177230653308687,"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}}