{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002254},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002207","480:4800002205","480:4800002351","480:4800002253","480:4800002210","480:4800001954","480:4800002265","480:4800002108","480:4800002159","480:4800002067","480:4800001896","480:4800002391","480:4800001943","480:4800002438","480:4800002114","480:4800002488","480:4800001774","480:4800002346","480:4800001610","480:4800002214","480:4800002008","480:4800001831","480:4800002173","480:4800002057","480:4800002112"],"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":[0.6372124765689088,0.5058854378024886,0.5017311158909742,0.46974161688851684,0.44674572301873106,0.3770166535946066,0.36849940524437724,0.35345203874981984,0.3498713026193745,0.3162813333657423,0.3134121114628755,0.2992125256780556,0.29740832702655073,0.2927403710768175,0.2911381213197644,0.2883087704754956,0.286666000226827,0.2748134945571396,0.2745247700983731,0.26986666627946765,0.2697731071800232,0.26024222403824465,0.2513813721147269,0.24390616982435295,0.24226054096834568],"twin_dists":[0.12329899979223972,0.1516192214557349,0.15253380389069426,0.15965293673528655,0.16487060504395956,0.18140317922485322,0.18351556249351947,0.1873083227638168,0.18822303085551126,0.1970605728721819,0.19783907339702408,0.20175333156576597,0.20225834277537813,0.20357337395914454,0.20402760968296244,0.20483337511374397,0.20530338631467324,0.20874370549756951,0.20882862740344554,0.21020636297845655,0.21023418477537806,0.21310044369503697,0.21582499020025328,0.21817148720206098,0.21869425403907225],"n_dims_used":43,"mean_confidence":0.9201718707417332},"coverage":{"mean_confidence":0.9201718707417332,"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}}