{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003476},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003319","494:4940002380","480:4800003583","480:4800003483","480:4800003647","480:4800003003","480:4800003043","480:4800003587","480:4800002827","494:4940002502","494:4940002497","494:4940006476","480:4800002839","480:4800003426","480:4800003472","480:4800002642","494:4940006254","480:4800002626","470:4700006908","480:4800002915","480:4800002874","480:4800002733","480:4800003318","480:4800003462","494:4940003634"],"twin_admin_codes":[480,494,480,480,480,480,480,480,480,494,494,494,480,480,480,480,494,480,470,480,480,480,480,480,494],"twin_sims":[0.5673695670546687,0.3877604075430372,0.3485574899468635,0.3346015534067756,0.31442129120516443,0.31430898827326376,0.29775968589486795,0.2955999586810701,0.2807597109683939,0.25833450785466383,0.25506889017688217,0.242145425369807,0.23635426844445825,0.23553317242057498,0.2324245695605176,0.22442951232008052,0.2241750806798162,0.22333906956836733,0.21907051660934515,0.21389434707375354,0.21312705766847828,0.21112523254790566,0.20950542175187759,0.2081529819436795,0.20673860204924555],"twin_dists":[0.13827143192458652,0.1787714308616214,0.18855987446859696,0.19218043996667555,0.1975647952227933,0.19759529251867256,0.20215985362670602,0.20276633104494052,0.20700674091871862,0.21368201613551208,0.21468387203677097,0.2187309086506771,0.22058970144663484,0.22085564331205398,0.22186801489728092,0.22451340656882257,0.22459861066151593,0.22487902833088144,0.22632183249235502,0.22809695339239947,0.2283625456791838,0.22905852555057465,0.22962497359666584,0.23010020773437687,0.23059946329731779],"n_dims_used":43,"mean_confidence":0.9223084560660428},"coverage":{"mean_confidence":0.9223084560660428,"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}}