{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870007048},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870006908","487:4870006602","487:4870006910","487:4870007191","487:4870006603","487:4870007190","487:4870005583","487:4870005732","487:4870006455","487:4870006452","487:4870006454","487:4870006158","487:4870006308","487:4870006012","487:4870007614","493:4930000855","496:4960000811","487:4870006448","487:4870005878","487:4870006608","487:4870007332","487:4870003176","487:4870008205","466:4660011391","487:4870007209"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,493,496,487,487,487,487,487,487,466,487],"twin_sims":[0.6820461917372563,0.650418517873661,0.6391920908702459,0.4941227029426973,0.4902048083767231,0.43044445916121477,0.3988034975282024,0.3825587352958815,0.36391219076858133,0.35470101684702704,0.3497790909388238,0.34578885476730253,0.33265896986638865,0.3186208031116854,0.3160747752296949,0.30514272852704566,0.2938574219176791,0.2937803949348816,0.29194984976147864,0.27393479941986926,0.27300087438268295,0.27077494812767305,0.2688334498981878,0.2648601739319604,0.2635464258995164],"twin_dists":[0.11361722615688642,0.12046014470537751,0.12287393026696371,0.1542142815990923,0.15508253730243024,0.16863060453841444,0.17610199593342207,0.18004118277720063,0.18466331520450638,0.1869904030387399,0.18824665099910057,0.18927190903326638,0.1926908012525559,0.1964287616601865,0.1971164838315614,0.2001058332002167,0.20325756332300665,0.20327931741122757,0.2037973006902892,0.20900232469712324,0.2092777581506739,0.20993657525243029,0.21051394358979716,0.21170363988130272,0.21209945128604588],"n_dims_used":43,"mean_confidence":0.9042626314384993},"coverage":{"mean_confidence":0.9042626314384993,"n_dims_used":43,"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}}