{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008213},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007783","490:4900007895","490:4900008902","490:4900009527","490:4900009626","490:4900008906","490:4900012163","490:4900011825","490:4900010579","490:4900008901","490:4900010923","490:4900010922","490:4900009529","490:4900010909","490:4900011691","490:4900009635","490:4900010493","490:4900011626","490:4900011839","490:4900011296","490:4900011760","490:4900010564","490:4900009929","490:4900009002","490:4900012102"],"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":[0.38866114152193676,0.17248193854444194,0.16165358484526046,0.15549214664158245,0.15078832325393116,0.1324867303165836,0.13115131748058415,0.1269929398509397,0.12418989939184884,0.11537392150514807,0.11529605172994777,0.11402607753468126,0.10920067251626556,0.10643656601960555,0.10255372353907015,0.08959988082702086,0.08651568674952372,0.08580212786870339,0.07879327515862462,0.07707438863814423,0.07405724936770083,0.06992450150808674,0.06938891802998105,0.06893386744791745,0.06476684025065509],"twin_dists":[0.1785523800397253,0.24349043670885542,0.24794121992649218,0.2505709416934003,0.25263029959611166,0.2611267169021253,0.2617802903429966,0.2638481822253226,0.2652712036542066,0.26991261578148723,0.26995480470421257,0.2706459739213301,0.2733275192333407,0.27490512175706283,0.27717591970051497,0.2852749381560651,0.28733858055123657,0.2878243373917562,0.292775675413245,0.2940436544065105,0.2963254761621474,0.29957622807255885,0.3000088347683833,0.3003785298346838,0.3038597600921405],"n_dims_used":45,"mean_confidence":0.8868516710069444},"coverage":{"mean_confidence":0.8868516710069444,"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}}