{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870010198},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001777","490:4900003876","487:4870003975","490:4900004850","487:4870002046","487:4870010197","487:4870002758","487:4870003590","487:4870003700","469:4690002946","466:4660003924","466:4660001546","490:4900002181","487:4870003567","466:4660005899","490:4900004303","466:4660007500","490:4900002905","466:4660002573","487:4870002753","487:4870001947","490:4900003600","487:4870010323","475:4750002664","466:4660006241"],"twin_admin_codes":[487,490,487,490,487,487,487,487,487,469,466,466,490,487,466,490,466,490,466,487,487,490,487,475,466],"twin_sims":[0.324783058437094,0.3226420950566751,0.25879215271225087,0.24394582029327633,0.2392575018656359,0.20861627568022847,0.20680408857194846,0.20264262405623834,0.19454454422141002,0.19042089528961306,0.18370809285427542,0.1721897960888733,0.17056543524986473,0.1669468867354383,0.15961222997415253,0.15896588254086694,0.15612052542297414,0.15416548640947197,0.1538563968130082,0.14811537443903486,0.1465947142125616,0.14549790526860135,0.14074382411489098,0.13928060301123613,0.13831504955877705],"twin_dists":[0.19477690693496255,0.19534881254235087,0.2135422559280329,0.2181589195990843,0.2196541900125712,0.22993717474524308,0.23057629613738492,0.23205858576910376,0.2350042241432106,0.23653695046642703,0.23908247459089424,0.24360783998065583,0.24426323672820355,0.2457395229458915,0.24880426523025034,0.2490792006346209,0.2502993043714604,0.2511470823970214,0.25128183464472814,0.2538216523307679,0.25450651665702606,0.255003757939978,0.25719174878677037,0.2578762293567653,0.2583308499868046],"n_dims_used":43,"mean_confidence":0.9149821081826853},"coverage":{"mean_confidence":0.9149821081826853,"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}}