{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006469},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006228","490:4900006348","490:4900006350","490:4900006470","490:4900005724","490:4900006227","490:4900006351","490:4900007688","490:4900006107","490:4900006589","490:4900006349","490:4900006352","490:4900006711","490:4900006231","490:4900006232","490:4900006467","490:4900006952","490:4900006591","490:4900006102","490:4900007444","490:4900006103","497:4970000572","490:4900005979","490:4900005982","490:4900006828"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,497,490,490,490],"twin_sims":[0.26022957951902476,0.04400325031604019,0.01969135683353354,0.0028569852572474584,0.002078297584973817,0.0020052227135315404,0.001529584353011536,0.0012910998087214316,0.0006799826480185947,0.0006080841724235261,0.0005789930226004968,0.0004752798407267686,0.00030812949118601843,0.00016109804889011424,0.00014236030025228672,0.00008181935367146569,0.000049639733753407064,0.000020495285915492074,0.000012787551215019363,0.000009601259893939643,0.000006607625775294353,7.430602095885847e-7,6.419084155373534e-7,5.443378538675388e-7,3.212164646016905e-7],"twin_dists":[0.21310428956441244,0.32460785692137717,0.3639997739332671,0.4445423024283518,0.45645685862806873,0.4577776365057461,0.4676476869012635,0.4737219185923566,0.4960268080594249,0.4998125529592719,0.5014642197290269,0.5080601895092444,0.5222501810967408,0.5427913787720778,0.5466203914319828,0.5634516507200305,0.5782177567173749,0.6034711555961232,0.6165151192914176,0.6243064369994115,0.6343218381808701,0.6899865872005503,0.6935545740581346,0.6975528542171542,0.7101926150102091],"n_dims_used":45,"mean_confidence":0.9138272603352865},"coverage":{"mean_confidence":0.9138272603352865,"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}}