{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012164},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012166","490:4900011774","490:4900011778","490:4900011582","490:4900011711","490:4900012092","490:4900012025","490:4900011848","490:4900012091","490:4900011820","490:4900010029","490:4900010406","490:4900012022","490:4900011081","490:4900011828","490:4900008885","490:4900012110","490:4900012104","490:4900011458","490:4900010999","490:4900012098","490:4900011520","490:4900011176","490:4900011980","490:4900011964"],"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":[0.37021423683247223,0.24606483258651543,0.1282360415490114,0.10256251202772157,0.07928586087075547,0.07433331401329937,0.07220355461615256,0.07174145296575335,0.06261681739851,0.0577785265709172,0.05732086955079213,0.0515513415579984,0.05123964166337897,0.04232859193235144,0.04132994077298106,0.04121223839949953,0.03692613408246695,0.036128978520536294,0.03390131546869731,0.03235426138584578,0.031388689003000986,0.030754501805516806,0.029158701428917116,0.027318941006754086,0.027234306375681628],"twin_dists":[0.18308833741474256,0.21748918533842984,0.2632247100023079,0.2771707048671535,0.2924164079363499,0.29611360639357154,0.29776489998204275,0.29812838088623683,0.30572804034327267,0.31013299244657005,0.31056520419940437,0.3162744859971533,0.31659776284104574,0.3266178097953601,0.3278484882386495,0.3279951837872257,0.3335947362809264,0.3346964066831409,0.3378884640663153,0.34021213997538957,0.34171098992458887,0.3427170383754636,0.34532949224582576,0.3484982890828686,0.34864843424356984],"n_dims_used":44,"mean_confidence":0.8881113745949485},"coverage":{"mean_confidence":0.8881113745949485,"n_dims_used":44,"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}}