{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002423},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003428","490:4900001959","490:4900010014","490:4900009289","490:4900010207","490:4900004521","490:4900007855","490:4900009692","490:4900004256","490:4900002416","490:4900003558","490:4900012082","490:4900011811","490:4900010095","490:4900002257","490:4900012078","490:4900008960","490:4900009811","490:4900003693","490:4900004254","490:4900001523","490:4900012146","490:4900002405","490:4900010000","490:4900001962"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.37956042736728934,0.3272099112736951,0.3187045190311514,0.31100866098642377,0.2787054068497307,0.2680410282456273,0.26557842883988175,0.26549638313537605,0.25770359343978655,0.2535558165028153,0.24623477464684154,0.24494686146441186,0.2335338652642056,0.2303266804114653,0.23028787032381692,0.226303014556973,0.2237811975369122,0.21296599541707473,0.20820843177293719,0.19913074859630817,0.19347981172919898,0.18264138440031472,0.18244675770780605,0.16997765761597228,0.16991371878195882],"twin_dists":[0.18077683923957094,0.19413115864015892,0.1964062013830885,0.19849432334421924,0.20760427203337628,0.2107503378549766,0.21148775879400877,0.21151240030307425,0.2138749473940697,0.21515082175860073,0.21743563466972912,0.21784206557782076,0.22150573963818926,0.22255626742531018,0.22256903864482505,0.22388797678789923,0.22473064134444645,0.2284183784340931,0.23008068193397613,0.23332584321539887,0.2353977933565118,0.23949297033607264,0.23956804986939853,0.2445014956839085,0.24452744928885833],"n_dims_used":45,"mean_confidence":0.9150625440809462},"coverage":{"mean_confidence":0.9150625440809462,"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}}