{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000947},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000638","480:4800001111","480:4800000601","495:4950001624","480:4800000487","480:4800001188","480:4800000330","480:4800000904","480:4800000525","495:4950001386","495:4950001788","480:4800000561","480:4800000522","495:4950001047","495:4950001503","495:4950001685","495:4950001728","495:4950001152","495:4950001439","495:4950001554","495:4950001322","480:4800000562","480:4800000563","480:4800000906","480:4800000560"],"twin_admin_codes":[480,480,480,495,480,480,480,480,480,495,495,480,480,495,495,495,495,495,495,495,495,480,480,480,480],"twin_sims":[0.526077552230692,0.17347637991401263,0.1647214120419523,0.12343499039965916,0.1209890787988684,0.08431565573065229,0.0803177632468745,0.06769564267691353,0.05550613441684477,0.045473842859678676,0.04481732064370981,0.04464286790221616,0.039423395687712505,0.038246169641289816,0.03709010291430699,0.03221578222102663,0.030931918779788445,0.030530042485274283,0.029038144841426094,0.029009119951865534,0.027551038316462263,0.025117896532961346,0.025040711243487473,0.021261037018078063,0.02114770512142428],"twin_dists":[0.14720075909003225,0.24309186361483018,0.24665894772291458,0.2656586148926679,0.266926354508064,0.28884668283893705,0.2916695588967565,0.30139464218070566,0.31230759658078866,0.32289514034057487,0.3236539241003337,0.323857117242011,0.3302693574857542,0.33181403291556194,0.3333706375447393,0.3404247316403538,0.3424338155340417,0.343077369990367,0.34553179832857284,0.34558061271593404,0.3480885849951439,0.35254044677800744,0.3526876670016337,0.3604282204571365,0.3606782584968822],"n_dims_used":43,"mean_confidence":0.9025185163630995},"coverage":{"mean_confidence":0.9025185163630995,"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}}