{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001274},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002977","490:4900001773","490:4900003122","490:4900001771","490:4900002382","490:4900002976","490:4900002527","490:4900002084","490:4900001914","490:4900002377","490:4900002534","490:4900003116","490:4900002526","490:4900002997","490:4900003516","490:4900002675","490:4900002069","490:4900003389","490:4900001112","490:4900001497","490:4900003809","490:4900002535","491:4910001275","490:4900002081","490:4900003121"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490],"twin_sims":[0.13918220199417258,0.12198340940240739,0.11563547640087452,0.10549188641381811,0.09525892374301387,0.09286356581575694,0.08708160657599481,0.08452914467008249,0.08260881265251589,0.08049813839212783,0.07818048892072886,0.07147507731165717,0.06563962070301488,0.05893587505355738,0.05650880608483805,0.055043264669792015,0.05450726343688413,0.048909718959064104,0.04841740238410437,0.048379584077647766,0.0452476808635351,0.04197944890167641,0.04088141271406856,0.038239910956963434,0.03755178239790906],"twin_dists":[0.25792245254179247,0.26640864787882407,0.2697710684175464,0.2754515857726017,0.28163045740490744,0.28315163506027874,0.28695559113458247,0.288698973048438,0.2900384845149899,0.2915398018108429,0.2932251380566879,0.29833876988893526,0.3031158013275369,0.3090524523715046,0.31133917737461403,0.31275954197431227,0.31328683976587574,0.319067500969143,0.31960187565171977,0.31964311203942636,0.3231554865889408,0.3270452649849312,0.32840940093934506,0.33182235204987615,0.33274413602134456],"n_dims_used":45,"mean_confidence":0.9126688639322916},"coverage":{"mean_confidence":0.9126688639322916,"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}}