{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005189},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005055","490:4900005175","490:4900004911","490:4900007310","490:4900005709","490:4900005569","490:4900004639","490:4900005832","490:4900005177","490:4900004625","490:4900006330","490:4900007187","490:4900005053","490:4900004771","490:4900007062","490:4900004900","490:4900007670","490:4900004764","490:4900005321","490:4900007551","490:4900005444","490:4900007430","490:4900002376","490:4900005840","490:4900007188"],"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":[0.32652211314326907,0.2700411184308347,0.15944439737009045,0.0991835681992368,0.09736032332233036,0.08903550767560249,0.06803465268880377,0.06748872236549924,0.06399082921164859,0.061808660107508046,0.052886262167611726,0.045816983026605855,0.045101087345687366,0.04128415255668983,0.0366536686093018,0.030906031210383347,0.030630892074611758,0.03030285746290597,0.03010881988983012,0.029892882180934433,0.0260864018808764,0.025531997242047327,0.02513818075604177,0.024352525838743783,0.022977045230959166],"twin_dists":[0.19431390110233426,0.21015450182616605,0.24887557782441852,0.27920193158833506,0.28032056565094027,0.28564830027644966,0.30111494998304944,0.30156591789008513,0.3045281458109777,0.3064438984572668,0.31490809537985304,0.32250219967188043,0.32332482102870747,0.3279055133790584,0.3339689931617866,0.3424750548174933,0.34291519320385017,0.34344439576839003,0.3437597425120583,0.34411273587824437,0.3507256189764903,0.3517572181607679,0.3525018223248716,0.3540179230118355,0.3567772769578126],"n_dims_used":45,"mean_confidence":0.9236456976996528},"coverage":{"mean_confidence":0.9236456976996528,"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}}