{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870002659},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870002652","466:4660014483","466:4660014637","487:4870002213","466:4660013787","487:4870002655","466:4660014445","466:4660014567","466:4660014625","466:4660014369","487:4870002894","466:4660014447","487:4870001114","494:4940007510","487:4870001302","466:4660014206","490:4900002630","490:4900003190","485:4850000045","487:4870001495","494:4940007290","487:4870001400","466:4660013574","490:4900002147","494:4940007916"],"twin_admin_codes":[487,466,466,487,466,487,466,466,466,466,487,466,487,494,487,466,490,490,485,487,494,487,466,490,494],"twin_sims":[0.7153821935843805,0.6941985332500686,0.5621472953965944,0.534487190184436,0.5335352340412156,0.48260938307612267,0.46226688557507195,0.4555327797259658,0.4463871870048828,0.440516690723355,0.41869634462430105,0.38443386252841083,0.37405509008022353,0.36648218138667704,0.3661704102826988,0.36601945425537524,0.3616994508197714,0.3598431709069129,0.34829077387090623,0.3400336547606543,0.3323382064497702,0.3250714007918174,0.3189289608198782,0.3161474532221165,0.3143156177184097],"twin_dists":[0.10629706602515367,0.11096439841398595,0.13939488340752637,0.1453721418833691,0.1455788343030898,0.15677176025872777,0.16133870928314023,0.16286567272748667,0.16495272392620944,0.16630091557051432,0.17137619812238422,0.17958251332459427,0.18213499125524693,0.18401939682400004,0.1840973905838946,0.18413516626047696,0.18521956636787304,0.18568754385167968,0.18862833819965116,0.19076176568088635,0.19277522927855475,0.1947000437655642,0.19634573388816376,0.19709680906528348,0.19759349203628335],"n_dims_used":43,"mean_confidence":0.9156856093295785},"coverage":{"mean_confidence":0.9156856093295785,"n_dims_used":43,"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}}