{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004629},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004204","480:4800003430","480:4800004538","480:4800003674","480:4800003681","480:4800003550","493:4930000392","480:4800004450","480:4800004713","480:4800003551","480:4800004625","480:4800003820","480:4800004627","480:4800003889","480:4800003893","493:4930006316","493:4930004232","490:4900001460","480:4800004800","480:4800003896","496:4960010788","496:4960011458","496:4960010837","493:4930007073","480:4800004628"],"twin_admin_codes":[480,480,480,480,480,480,493,480,480,480,480,480,480,480,480,493,493,490,480,480,496,496,496,493,480],"twin_sims":[0.8276607886994296,0.46811937274460536,0.46123287526111184,0.39813439634223197,0.36195437084839377,0.3444425571675682,0.3129269129138319,0.295047670210508,0.29232645845692623,0.2840460868941445,0.28230001215382416,0.2670611577542055,0.2634307372898416,0.2511578112902789,0.24785774438996658,0.24626117892711022,0.2430577111468674,0.24257792687376517,0.24164852152694238,0.24068519835502789,0.23327313072259367,0.2331798978812689,0.23314668302950042,0.23118652459740063,0.22575436726965917],"twin_dists":[0.0798811262974066,0.16001801223620568,0.16157265366536197,0.17626275765462598,0.18515539531269065,0.18961923729985977,0.19797112108961878,0.2029218391317969,0.20369057594720455,0.20605632365512755,0.20656045429353653,0.21104325186732523,0.21213436541510297,0.2158945137303728,0.21692541109580063,0.21742731651599828,0.2184407312948236,0.2185932517437986,0.21888926024198363,0.21919685091250468,0.22159078890901698,0.2216212157718682,0.22163205748421408,0.22227368197729838,0.22407077398944603],"n_dims_used":43,"mean_confidence":0.921459109284157},"coverage":{"mean_confidence":0.921459109284157,"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}}