{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910004584},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910004583","491:4910004502","491:4910004216","491:4910004460","491:4910004264","491:4910004367","491:4910004164","491:4910004671","491:4910004115","491:4910004578","491:4910004625","491:4910004715","491:4910004574","491:4910004417","491:4910004875","491:4910003605","491:4910004414","491:4910004624","491:4910004579","491:4910004712","491:4910003648","491:4910004468","491:4910004307","491:4910004005","491:4910004261"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.7014910727560895,0.4254164467597967,0.39901150580199146,0.285646336115479,0.19196107996424158,0.16057743429229357,0.14945514805793325,0.13757493579978822,0.10538565132148646,0.10198390398773827,0.09786584971052434,0.09331900830075299,0.08932983481387691,0.08872739318942643,0.08614308968657262,0.08139294887500678,0.08124684333468096,0.07344195130055443,0.0692145083840696,0.06745589375627939,0.05498131241642329,0.05350870910843956,0.05007351204771373,0.049956212880233455,0.04443130795136612],"twin_dists":[0.10936436005338318,0.16980181212236153,0.1760520438704012,0.20559593405420917,0.23596179565489867,0.24839520214293578,0.25322254267703626,0.25868093282912447,0.2755132767278632,0.2775147810642264,0.2800087692599034,0.28286004167419304,0.2854533542016364,0.28585292680655566,0.28759182728169547,0.29089952239439604,0.291003681424211,0.2968000016094218,0.30015029619339884,0.3015931306610689,0.31282027045325134,0.3142807410999315,0.3178219032021802,0.31794634747141653,0.3241044268068307],"n_dims_used":45,"mean_confidence":0.8993458218044705},"coverage":{"mean_confidence":0.8993458218044705,"n_dims_used":45,"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}}