{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008174},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007850","490:4900008179","490:4900008853","490:4900007961","490:4900008288","490:4900011615","490:4900008514","490:4900009390","490:4900008844","490:4900007958","490:4900008289","490:4900008957","490:4900003970","490:4900009594","490:4900008512","490:4900010640","490:4900010385","490:4900009288","490:4900011127","490:4900010806","490:4900011285","490:4900008522","490:4900009712","490:4900008181","490:4900003969"],"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":[0.6177507306400372,0.5208394599245152,0.4399770052392766,0.42136498660919613,0.38221492693833936,0.37591128392981965,0.3540181330791121,0.3513899653912659,0.3142067181675417,0.3124693097259192,0.3004177962270593,0.30028542484011234,0.26234256846508835,0.2518833525029645,0.23491949528272477,0.23468276525040976,0.2342017444235614,0.2336809855072707,0.23218114892293376,0.23213105476345441,0.23105924325745117,0.22895499262115868,0.2283672810486505,0.22706231858773301,0.22073809961912516],"twin_dists":[0.12747169368577912,0.14834298085956943,0.16642520532417726,0.17074972494328017,0.18012539745805822,0.18167598954355532,0.18716415487370666,0.18783449099765587,0.19762307065737378,0.1980957655592762,0.20141695889338784,0.20145386311372102,0.21246323863580727,0.21566902657938092,0.22105480127353574,0.2211317188159748,0.22128816723958097,0.22145777783155227,0.22194766345718123,0.22196406135080823,0.222315468923023,0.2230085129492152,0.22320282923725895,0.22363547777478346,0.22575595773447912],"n_dims_used":45,"mean_confidence":0.9256139119466146},"coverage":{"mean_confidence":0.9256139119466146,"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}}