{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012468},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013177","490:4900012998","490:4900012396","490:4900012466","490:4900012261","490:4900012407","490:4900013211","490:4900013214","490:4900012986","490:4900012560","487:4870003634","490:4900013072","490:4900012748","490:4900012274","490:4900012470","490:4900012400","490:4900012948","490:4900012883","490:4900012625","487:4870002081","487:4870000122","490:4900013033","490:4900012467","490:4900013108","490:4900012331"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,487,490,490,490,490,490,490,490,490,487,487,490,490,490,490],"twin_sims":[0.35754681325286064,0.3352834881597431,0.29705961342430653,0.26535475416259907,0.21631227230459021,0.21215023170168784,0.1682478891775901,0.15849002892720113,0.15601787651965096,0.1546348105768158,0.1478828084014912,0.13504014454055116,0.1292400833887879,0.1261971875078927,0.12509751050929238,0.11616128996670481,0.10581572165633372,0.10155287611768397,0.08708831902542025,0.08541043634491148,0.08140369938521767,0.07839868205561258,0.0742279254686837,0.07312699937944464,0.07188145009281273],"twin_dists":[0.1862681774255401,0.19200166230674215,0.2023561580638781,0.21155494814513343,0.22726418915337965,0.22870160547205023,0.24520611764565267,0.24928213407664093,0.2503436230421191,0.2509428513741342,0.2539260563094468,0.2598907054836094,0.2627244670813511,0.2642497194662202,0.2648077903798734,0.2694872529982123,0.2752638315273491,0.2777720891184583,0.2869510603409044,0.2880923512924805,0.290891864241836,0.29306477562445316,0.2961944132173354,0.29704414116960515,0.2980180618937719],"n_dims_used":45,"mean_confidence":0.9061303032769097},"coverage":{"mean_confidence":0.9061303032769097,"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}}