{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004690},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005378","490:4900005376","490:4900005109","490:4900005238","490:4900001971","490:4900005379","490:4900005507","490:4900005636","490:4900001674","490:4900004828","490:4900004557","490:4900005245","490:4900001833","490:4900005633","490:4900005504","490:4900002597","490:4900005243","490:4900005639","490:4900002285","490:4900004822","490:4900004276","490:4900005371","490:4900004694","490:4900001671","490:4900001823"],"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":[0.752375291493003,0.7515188310549249,0.664839309110822,0.6064248764523552,0.5334560840276827,0.4933014949578658,0.492370394342404,0.4782186020589963,0.4715155134901795,0.4409264539795464,0.42272676697080347,0.40100380825709847,0.38829336769352174,0.37890494965465993,0.35981317067956314,0.35822297453373764,0.34075356409171575,0.31045874566547516,0.3084125143848892,0.30390460755238247,0.28995925773771664,0.2868863169474139,0.28605565480883777,0.28098929612591017,0.27643177788659645],"twin_dists":[0.09797048556541184,0.09816638741129002,0.1173493301065493,0.1298971383361401,0.1455960230382769,0.1543961036886771,0.15460236402887234,0.15775204742307536,0.15925422046868698,0.16620658662617263,0.17043068770316885,0.17557420192788614,0.17864179055187285,0.1809380387016539,0.18569511715671147,0.186097012146128,0.19057466905623435,0.19864465233728948,0.19920537006101366,0.20044825322003113,0.2043627660046941,0.2052402582040511,0.20547842285827136,0.20694012705852935,0.20826873175053692],"n_dims_used":45,"mean_confidence":0.9211427476671007},"coverage":{"mean_confidence":0.9211427476671007,"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}}