{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000778},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000072","480:4800003969","494:4940008659","490:4900000131","487:4870010191","490:4900000217","490:4900000600","490:4900003606","490:4900000200","490:4900000435","490:4900000132","490:4900001043","490:4900004026","487:4870005864","490:4900003590","490:4900002336","490:4900000725","480:4800004881","494:4940008907","490:4900000183","487:4870011448","490:4900000402","490:4900005265","490:4900001983","490:4900000092"],"twin_admin_codes":[490,480,494,490,487,490,490,490,490,490,490,490,490,487,490,490,490,480,494,490,487,490,490,490,490],"twin_sims":[0.30900056841913803,0.233835944972213,0.222579336347964,0.21977019105065765,0.18343254303599119,0.17529251692857706,0.1687573074994268,0.15306993346706968,0.14709309009799496,0.14570576988071,0.13188908643409739,0.13150035519482825,0.12468282884611696,0.12278550821593955,0.12101067158638582,0.11860169197705067,0.11591876919471919,0.11157977831359346,0.1104439024563372,0.10998545053277733,0.1099014110651927,0.10868125662555449,0.10866421577063606,0.10205352666860965,0.10195696893163504],"twin_dists":[0.19904401071998357,0.2214072818234023,0.22513446796477216,0.22608405600581216,0.23918835157158588,0.24236814622056455,0.2449980670502375,0.2516256022240017,0.25428148565882686,0.2549093093838128,0.2614185974935263,0.26160898326540744,0.2650192028411623,0.2659933677470353,0.2669150776217828,0.2681827674782429,0.26961803421268243,0.27199422863752243,0.2726280219650865,0.2728852553648844,0.2729324990817402,0.27362159254009655,0.27363125884372647,0.277473298562368,0.2775308354102647],"n_dims_used":45,"mean_confidence":0.9157685173882378},"coverage":{"mean_confidence":0.9157685173882378,"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}}