{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960002763},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960001249","496:4960003458","496:4960002086","496:4960003743","496:4960001135","496:4960001136","496:4960001587","496:4960002484","496:4960002355","496:4960003597","496:4960001854","496:4960001594","496:4960002350","496:4960003187","496:4960002480","496:4960003324","496:4960001850","496:4960001472","496:4960001476","496:4960001359","496:4960002349","496:4960001137","496:4960002496","496:4960002347","496:4960002781"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496],"twin_sims":[0.8644135591527715,0.8320519639782364,0.8088764131337955,0.8037462456279758,0.7977214541545342,0.7961738473214393,0.7938255089188048,0.78782008661477,0.7747254825235492,0.7683138369835372,0.75163313681288,0.7496710872175519,0.7486063145749234,0.7471419468143573,0.7459695085560342,0.743062456488653,0.7311887050963466,0.7236137250414924,0.7077390428248891,0.6959923032109331,0.6935578021730553,0.6793773899540928,0.6792372617351696,0.6750554568128287,0.6682976618799431],"twin_dists":[0.07010912290965209,0.07875586841209421,0.08458990438349473,0.08584923166663402,0.08731503361324583,0.08768936797641591,0.08825573056532596,0.08969533624375449,0.09279375857605415,0.09429227438499216,0.09814025148388363,0.09858846139401592,0.09883133577702403,0.09916494836924726,0.09943171627330512,0.10009189682184962,0.10277064375811887,0.10446585118325391,0.1079880920604443,0.110571431239688,0.11110467403693486,0.11419778861123589,0.11422825292358299,0.1151365616646068,0.11660119652490994],"n_dims_used":45,"mean_confidence":0.9421847873263889},"coverage":{"mean_confidence":0.9421847873263889,"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}}