{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010486},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009542","490:4900010582","490:4900011444","490:4900010569","490:4900008548","490:4900010488","490:4900011508","490:4900010583","490:4900010651","490:4900009642","490:4900010327","490:4900010315","490:4900009931","490:4900009643","490:4900010031","490:4900009942","490:4900011378","490:4900010655","490:4900010667","490:4900011309","490:4900010150","490:4900010487","490:4900011240","490:4900010573","490:4900010904"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.02771586313519294,0.021212895324773638,0.005308443718507311,0.0051915613505613455,0.005015443990824281,0.003784776227169098,0.0033056125312686197,0.0032609519721487367,0.0025154891282186155,0.0021920132078592875,0.0016824321414916261,0.001439851855265185,0.0012562749068074567,0.0012308927233610004,0.0011740791206005007,0.0011034402879958273,0.0010613601944103105,0.0010502612111981228,0.0009342450328368118,0.0007848510850099029,0.0007770471839569023,0.0007440812628488213,0.0006930827361231367,0.0006791553630236004,0.0005727589047614299],"twin_dists":[0.34779943239421823,0.36053429082563704,0.42037852098486,0.4212709093139866,0.4226505074666207,0.43374067686763285,0.4389732113932814,0.43949557629161073,0.44934650760565603,0.4544840688599167,0.4641996457159785,0.469823180986272,0.47469451517392325,0.47541923656264956,0.47709286991177385,0.47928164146234736,0.48064805383541226,0.48101682339708424,0.48510413511916567,0.4911253685866109,0.4914684492813581,0.49295402057484977,0.49537749661247965,0.4960682028853208,0.501828218942479],"n_dims_used":45,"mean_confidence":0.8868211534288194},"coverage":{"mean_confidence":0.8868211534288194,"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}}