{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770002434},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770003406","477:4770002499","477:4770002781","477:4770003264","477:4770002301","477:4770002512","477:4770003188","477:4770003471","477:4770002785","477:4770003286","477:4770003341","477:4770003255","477:4770002577","477:4770002703","477:4770003091","477:4770002041","477:4770002119","477:4770002575","477:4770002288","477:4770002630","477:4770003175","477:4770003099","477:4770003096","477:4770001909","477:4770002804"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.4931573487227642,0.37250642107647164,0.36647866049662264,0.33803336589599714,0.3375944424933386,0.31926283499936303,0.24092960611741848,0.19010957884349808,0.17455481652580107,0.17121176714278236,0.17056488902588418,0.16955225219137038,0.1677124851965836,0.1614996914178477,0.15235258568300208,0.15160504586991902,0.14670661792629047,0.13605661713150666,0.13593443211244663,0.1358164962213128,0.13103576602362305,0.1264952635518567,0.12378055003721881,0.12237470664090185,0.11780426019507574],"twin_dists":[0.15442802794512273,0.18251880504775964,0.1840202774362781,0.19128273852011743,0.19139727746602697,0.1962558281695188,0.21911873563624276,0.2366536003577999,0.24266146611872932,0.24400192135353377,0.24426345786948372,0.2446743053103881,0.2454252700614551,0.2480060063132774,0.2519402907303782,0.2522693837424224,0.25445593973206976,0.25940355005893856,0.2594619639659126,0.25951838379350783,0.2618370785034578,0.2640990858296176,0.26548105434756536,0.26620579782451637,0.2686067426689116],"n_dims_used":45,"mean_confidence":0.9206966824001737},"coverage":{"mean_confidence":0.9206966824001737,"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}}