{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002795},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["495:4950004048","495:4950004259","495:4950003936","495:4950003895","495:4950003578","495:4950003435","495:4950003483","495:4950003629","495:4950004119","495:4950004298","495:4950004148","480:4800003099","495:4950003729","495:4950003579","495:4950003530","495:4950003894","495:4950003779","495:4950003950","495:4950004116","495:4950004300","495:4950003782","495:4950004088","495:4950003436","495:4950003730","495:4950003832"],"twin_admin_codes":[495,495,495,495,495,495,495,495,495,495,495,480,495,495,495,495,495,495,495,495,495,495,495,495,495],"twin_sims":[0.7433836501285553,0.16222717779163165,0.07542915812159735,0.07235234697019793,0.06202944753008407,0.0584629431208834,0.053405025708219686,0.04991450269732097,0.04727276023015507,0.045810254365263085,0.04455111903377823,0.04429677961893773,0.04310831971780662,0.04069297128728171,0.03940874460020652,0.03620518987172025,0.035804392717931476,0.03548994913069296,0.033654038030348256,0.0336070215864998,0.03253891636159822,0.031159160682827487,0.027233139509175604,0.026922488067013747,0.01790502053121582],"twin_dists":[0.10001904261595769,0.24770014100180482,0.2952788005755121,0.29764826355880525,0.30624756860741,0.30949186660882855,0.31438482028419307,0.31799065704236074,0.3208620660268224,0.322509881134359,0.3239642488710228,0.32426220246488807,0.32567380235586046,0.32864660856434613,0.3302883404257521,0.3345901951001123,0.3351509067136145,0.3355945566602639,0.3382537191874464,0.3383234262053374,0.3399298657455866,0.3420730782728434,0.34865050711726875,0.3492051030165746,0.3683801922220273],"n_dims_used":42,"mean_confidence":0.8735903785342262},"coverage":{"mean_confidence":0.8735903785342262,"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}}