{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011174},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011707","490:4900011176","490:4900010941","490:4900011905","490:4900012042","490:4900011768","490:4900011246","490:4900011455","490:4900011978","490:4900011177","490:4900012184","490:4900011645","490:4900011367","490:4900011020","490:4900011319","490:4900011385","490:4900012120","490:4900010999","490:4900011702","490:4900011017","490:4900011778","490:4900011097","490:4900011906","490:4900012098","490:4900010674"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.537338071221683,0.5080482547695911,0.4628370044948647,0.42442699262451017,0.4048790095283138,0.3929972190638157,0.36666247997162327,0.36439245350004307,0.36237678233183224,0.3619641636784575,0.3214679812448407,0.28415586079390764,0.2826824649320346,0.2716918073752435,0.2696145479695086,0.23884062623678146,0.2262959923705566,0.22170366066948685,0.21588707025015533,0.1928974051587604,0.19100502073457096,0.18485430038475506,0.18090901831330594,0.17628710148253812,0.17118805976555973],"twin_dists":[0.14475358795625964,0.1511438691272084,0.16120979897476256,0.17003296366856716,0.1746478202704826,0.17750120063496563,0.18397430789237787,0.1845428103185934,0.18504911212234007,0.185152930620273,0.1956633468374186,0.2060246920335336,0.20644987095877065,0.20966480574334145,0.21028134937201828,0.2197880637670573,0.2238903145666484,0.22542961285857105,0.2274101776396147,0.2356137125514197,0.23631843830780283,0.23864325400154246,0.2401632498302418,0.24197407516912067,0.2440114938650439],"n_dims_used":45,"mean_confidence":0.8936074998643663},"coverage":{"mean_confidence":0.8936074998643663,"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}}