{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000654},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000655","489:4890000386","489:4890000800","489:4890000500","489:4890001523","472:4720002032","489:4890000883","489:4890001374","489:4890001444","472:4720002031","489:4890000630","489:4890000546","472:4720002035","472:4720002169","489:4890001054","489:4890000354","489:4890000825","489:4890000540","489:4890000489","489:4890001517","489:4890000379","489:4890000649","489:4890001372","489:4890001067","499:4990002187"],"twin_admin_codes":[489,489,489,489,489,472,489,489,489,472,489,489,472,472,489,489,489,489,489,489,489,489,489,489,499],"twin_sims":[0.8231993437484342,0.5614607989628898,0.5344184035493835,0.5264916066715367,0.49822852461264844,0.4978230361814455,0.4891609429955732,0.4776415356361812,0.45218596301528363,0.44458519439241634,0.4403870932200965,0.43817988873008784,0.4287800684473316,0.4267225164112253,0.424872575331129,0.42449744253599125,0.4158230095313528,0.4112234161857071,0.4077234768132324,0.4068652927474213,0.4005736365840563,0.39984164398564676,0.3974873327232775,0.39521044427177343,0.3906835968071614],"twin_dists":[0.08101438761421874,0.1395426663067447,0.14538707460294142,0.14711057965336932,0.15330652308564335,0.15339607747911763,0.15531421821610916,0.15788109700117872,0.1636276044128323,0.1653658323666317,0.1663307564931741,0.16683951308612943,0.16901767702383103,0.16949703556889353,0.16992884106442996,0.17001649808944336,0.1720526275899455,0.1731396553398653,0.17397036251480896,0.17417453153395834,0.17567728464906907,0.17585280869205205,0.17641834201540554,0.17696673865087204,0.17806140450367897],"n_dims_used":45,"mean_confidence":0.9146191067165799},"coverage":{"mean_confidence":0.9146191067165799,"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}}