{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005754},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800005685","480:4800005808","480:4800005821","480:4800005174","480:4800004745","480:4800005682","480:4800005602","480:4800005752","480:4800005170","480:4800005751","480:4800004577","480:4800005820","480:4800005813","480:4800005677","480:4800005738","480:4800004837","480:4800004649","480:4800005250","480:4800005010","480:4800004065","480:4800005991","480:4800003924","480:4800005809","480:4800005258","480:4800004402"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.3143117302781213,0.292506772634592,0.2906199064844603,0.2646182556541497,0.2505992113715624,0.2494351584804979,0.2297396591730305,0.22492498466489935,0.22400569406348841,0.2128417412492201,0.19582707552575992,0.18411754799527622,0.17803329441314117,0.17097822069013505,0.16816485968233538,0.15700216978127812,0.14999567702198113,0.14395110969303374,0.14306524069281462,0.1397168632091277,0.13858976466454612,0.12754394418933776,0.12480931604228701,0.12153129084747169,0.12099022782291327],"twin_dists":[0.19759454781852206,0.20363950674826653,0.20417484081377008,0.21177643380747557,0.21606840140835498,0.21643155910524178,0.22274959013159448,0.2243476669855899,0.22465537056383983,0.22846147107485748,0.2345321287511009,0.23892535252416872,0.24128601512000472,0.24409626366987958,0.24524007049927174,0.24991952822872188,0.2529819537622914,0.2557097426973361,0.25611660672049724,0.257671592237116,0.2582012626592329,0.2635712608236443,0.26495466076112845,0.26664364660760126,0.26692575438874194],"n_dims_used":43,"mean_confidence":0.9192340762116188},"coverage":{"mean_confidence":0.9192340762116188,"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}}