{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001397},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["466:4660013751","487:4870001499","466:4660013687","466:4660013757","487:4870000358","466:4660014184","466:4660013415","466:4660013406","487:4870001869","490:4900003326","466:4660013625","487:4870002293","466:4660013868","494:4940006945","490:4900003459","490:4900001698","466:4660013227","487:4870001401","466:4660014201","494:4940007708","494:4940007054","494:4940007187","466:4660014204","487:4870002296","466:4660013479"],"twin_admin_codes":[466,487,466,466,487,466,466,466,487,490,466,487,466,494,490,490,466,487,466,494,494,494,466,487,466],"twin_sims":[0.36605187180635324,0.3226694949102899,0.3181441931683872,0.30287208522422265,0.29284092523147653,0.282544148179811,0.2761844140616808,0.25418614776939846,0.2429110448251348,0.23992781320084455,0.23357033357250417,0.23049209078665586,0.2288440261418818,0.21939347168823356,0.2190901127617375,0.2167009059612177,0.21572494658398766,0.2112051924561722,0.21046986076023363,0.21042953985972188,0.2067075557166527,0.20670689375003715,0.2043203310251443,0.20249541066186647,0.19993786530287289],"twin_dists":[0.18412705333805277,0.1953414800124823,0.19655726504670415,0.20073443137805236,0.2035449162526087,0.20648985375920006,0.2083412238454664,0.2149560808079887,0.21848733493131522,0.21943924662732325,0.2214938489714314,0.22250185180814985,0.22304517675177496,0.2262120166793005,0.2263151660352347,0.22713092497003048,0.22746589204533843,0.2290306401051393,0.22928735235609085,0.22930144641744846,0.23061044830583224,0.23061068253928652,0.23145851065431172,0.23211140291810456,0.23303324168140527],"n_dims_used":43,"mean_confidence":0.9153298666310865},"coverage":{"mean_confidence":0.9153298666310865,"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}}