{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002949},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003040","480:4800003707","480:4800002819","480:4800003299","480:4800003578","480:4800002911","480:4800003638","480:4800003575","480:4800002863","480:4800003639","480:4800003298","480:4800003637","480:4800003458","480:4800002816","480:4800003395","480:4800003510","480:4800003118","480:4800002759","480:4800003247","480:4800002817","480:4800003293","480:4800003033","480:4800003450","480:4800002912","480:4800003294"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.7188925386414579,0.6903837812195608,0.6036344151526841,0.5568650667837296,0.5538825087802688,0.549977311309317,0.48689786576177885,0.4754285760092065,0.4723470051057346,0.4707222089377871,0.4630310863579269,0.4389618047789252,0.38510724004362606,0.37643294621750883,0.36850017841132715,0.3633578803773448,0.35020523720646884,0.34794863610752813,0.3476152410322428,0.33874496286377653,0.3272216187062113,0.316742245619383,0.29354752255236427,0.2792761980505882,0.26583199817884234],"twin_dists":[0.10551746885619713,0.11179887226008099,0.13049465567554377,0.14053263544931272,0.14117574134434083,0.14201859854280607,0.155817010088563,0.1583764516057132,0.15906750054733745,0.15943246791731366,0.16116592760526416,0.1666591681094925,0.1794180612182844,0.18154719215967494,0.18351536964733275,0.18480249968438967,0.1881375203449496,0.18871620241944856,0.18880186519390965,0.19109721440304148,0.1941280499075645,0.1969358879878086,0.20334510615406476,0.20743797943758635,0.21141163203795935],"n_dims_used":43,"mean_confidence":0.9133393043695495},"coverage":{"mean_confidence":0.9133393043695495,"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}}