{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001057},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001056","495:4950001612","495:4950001613","495:4950001548","495:4950001107","480:4800001120","495:4950001611","495:4950001895","495:4950001898","480:4800001061","495:4950000950","495:4950001840","480:4800000859","495:4950001674","495:4950001000","495:4950002010","480:4800001112","495:4950001951","495:4950001610","495:4950001955","480:4800001123","495:4950001894","495:4950000903","495:4950000948","495:4950001672"],"twin_admin_codes":[480,495,495,495,495,480,495,495,495,480,495,495,480,495,495,495,480,495,495,495,480,495,495,495,495],"twin_sims":[0.7585441882190747,0.6136808682579504,0.5581333149672822,0.5576588424784357,0.5497194676172192,0.5289058590090628,0.5163829085871422,0.514884455041064,0.4765128803402572,0.46863082677676016,0.45916083583930034,0.44199910441057555,0.43887943088749887,0.4221216051049866,0.4134438756001116,0.4118725548279047,0.410572988329201,0.40741591847984804,0.4040821850546186,0.38734626045646164,0.3870599503421181,0.3755797123321649,0.37477418238974675,0.3719537653920772,0.3695491481226962],"twin_dists":[0.0965543618599902,0.1283433646713428,0.1402593269039031,0.14036156563236804,0.14207428260355615,0.1465850738270614,0.14931688701584675,0.1496448044123065,0.1581336445763668,0.1599028664749639,0.16204201206417485,0.16595982006343094,0.16667816127438626,0.17057241131559647,0.1726142363976903,0.17298592447719344,0.173293797999209,0.17404351124011658,0.17483797768651466,0.1788722284943353,0.17894194217781417,0.18175789933701653,0.18195704105826194,0.1826559627390382,0.18325391728207197],"n_dims_used":42,"mean_confidence":0.8986551193963914},"coverage":{"mean_confidence":0.8986551193963914,"n_dims_used":42,"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}}