{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000726},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001336","487:4870004229","487:4870001434","487:4870003630","487:4870002987","487:4870000563","487:4870004228","487:4870000508","487:4870003373","466:4660009336","466:4660013292","487:4870000798","487:4870003511","487:4870006730","487:4870000448","487:4870001550","466:4660009337","490:4900000058","496:4960007013","487:4870001455","466:4660008983","496:4960008781","490:4900012823","487:4870003375","494:4940008194"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,466,466,487,487,487,487,487,466,490,496,487,466,496,490,487,494],"twin_sims":[0.4868774614014415,0.19600848473101853,0.16820412176733723,0.1237620710096376,0.11278174864933213,0.08792794781724335,0.08538521950519964,0.08475251405505708,0.044776459519058835,0.039715379828703996,0.03792742467340531,0.03604973474604641,0.031976081251858385,0.03195951065301932,0.03165620120481363,0.029758443722074927,0.026911478257925992,0.026229415467094407,0.025911699480350332,0.024261424516456746,0.024147976304374583,0.023283273244696145,0.023010440413904137,0.022495264832767523,0.02248177510901748],"twin_dists":[0.1558215465864962,0.23446552594650322,0.24522401374008385,0.26549053996325084,0.2713289570706408,0.286386501091299,0.28810963937273615,0.2885447453198032,0.32370145733902694,0.32989228112480756,0.3322391868673063,0.3348070463997152,0.3407945705190913,0.34082022505707155,0.341291828316773,0.3443336084279503,0.34922485943598286,0.3504625810036863,0.3510486344099684,0.35419645137457784,0.35441958522035943,0.35615080071364225,0.3567086070386112,0.35777771543312387,0.3578059941329192],"n_dims_used":43,"mean_confidence":0.9054042017737101},"coverage":{"mean_confidence":0.9054042017737101,"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}}