{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970001887},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970001801","497:4970000589","497:4970000301","497:4970001055","491:4910005276","497:4970000964","497:4970000467","497:4970001325","497:4970001326","497:4970000076","491:4910005277","491:4910005232","497:4970000460","497:4970000468","497:4970000464","497:4970000530","491:4910005427","497:4970000077","491:4910004886","497:4970001715","497:4970000527","491:4910005230","497:4970000885","491:4910005428","497:4970000588"],"twin_admin_codes":[497,497,497,497,491,497,497,497,497,497,491,491,497,497,497,497,491,497,491,497,497,491,497,491,497],"twin_sims":[0.04775523085909559,0.024655752202066495,0.022898026931255686,0.0040410199215703485,0.0039100148833302924,0.002389320953089209,0.0017716079267613457,0.001735456526789891,0.0009913684801025231,0.0009784606773281736,0.0005711838949565066,0.0005007104245514459,0.00038320267824092785,0.0003578073829402504,0.00031479487176697173,0.00029172767589494064,0.00020606774176261852,0.0001862128717094561,0.00014936887370635963,0.00014798620137314338,0.00014205790446113211,0.00009484606480315688,0.00009461015491556705,0.00007969508388678688,0.00006864818627873367],"twin_dists":[0.3203278165737346,0.35342783391064186,0.3569401063337973,0.4311855731052396,0.4324728421411057,0.4512739850377356,0.4623191621719897,0.4630707498969605,0.4830361752448692,0.48349360290267895,0.5019207658245104,0.5063267320008401,0.5151597727457566,0.5173999983689846,0.5215585205858847,0.5240138567355423,0.5350862164859579,0.5382704513640383,0.5451354288556981,0.5454231062592244,0.5466860035882036,0.5590113965853456,0.5590865355730806,0.5642385900068034,0.5686816845202526],"n_dims_used":45,"mean_confidence":0.8982855902777778},"coverage":{"mean_confidence":0.8982855902777778,"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}}