{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":495,"cluster_id":4950001302},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["495:4950001348","495:4950001307","495:4950001887","495:4950001139","495:4950001476","495:4950001978","495:4950001422","495:4950001664","495:4950001137","495:4950001254","495:4950001475","495:4950001597","495:4950001477","495:4950000507","495:4950001542","495:4950001464","495:4950000508","495:4950001817","495:4950000647","495:4950001092","495:4950001308","495:4950001024","495:4950001480","495:4950000702","495:4950001187"],"twin_admin_codes":[495,495,495,495,495,495,495,495,495,495,495,495,495,495,495,495,495,495,495,495,495,495,495,495,495],"twin_sims":[0.801846016704802,0.7986110015973803,0.7434684754725168,0.7193007405628323,0.6927614875491644,0.6795961167461138,0.6649240932830389,0.614477999000118,0.5779286395284714,0.5636207957508436,0.5551190447790062,0.5149560159110643,0.5039829331965209,0.4998306838866494,0.48739000681008926,0.47951335644997367,0.4779021425663106,0.47628114228079393,0.4751698164385329,0.4527271756556592,0.40460131963475915,0.40328508059842216,0.4023421022398459,0.3762305178410879,0.368507503231336],"twin_dists":[0.08631304214298298,0.08709947226135363,0.09999979864785666,0.10542668722405768,0.11127894553396442,0.11415023303732894,0.1173309997293287,0.12817265101301004,0.1360034418209631,0.13907776116629028,0.14090905376105922,0.14962913890601942,0.15203780852086332,0.15295287768824936,0.1557076100087721,0.15746268318512652,0.15782281114866237,0.15818552225399587,0.15843442209440547,0.1635042524871124,0.1747140702801441,0.17502837014991884,0.17525382388516975,0.18159716096378198,0.1835135426734045],"n_dims_used":45,"mean_confidence":0.9073784722222222},"coverage":{"mean_confidence":0.9073784722222222,"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}}