{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000050},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000030","480:4800000016","480:4800000070","480:4800000250","480:4800000260","480:4800000223","480:4800000218","480:4800000257","480:4800000116","480:4800000144","480:4800000192","480:4800000175","480:4800000251","495:4950000103","480:4800000207","480:4800000206","495:4950000031","495:4950000045","495:4950000100","495:4950000107","480:4800000191","480:4800000004","491:4910002647","480:4800000247","480:4800000009"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,495,480,480,495,495,495,495,480,480,491,480,480],"twin_sims":[0.18856240524027248,0.12557210325528903,0.11364842250520218,0.09037485831916305,0.08191070494531758,0.07315098703790662,0.04865234749858738,0.04206801996029688,0.037109038609323186,0.03122846794028253,0.031049795781433562,0.02971368008344658,0.026416672194597077,0.02555969379366737,0.023058271318234392,0.020391193886012852,0.02029131634601485,0.020135006535369305,0.01651118253042784,0.015912482389293627,0.013576199951787825,0.012536692744101156,0.01078795926832722,0.010634919796015135,0.009643937456342245],"twin_dists":[0.23723531423273633,0.26456648624029594,0.27085265066262815,0.28476527597330104,0.29053161361505814,0.29702551690217105,0.3193462965098765,0.3269365450028911,0.3333448119968668,0.3419635039565681,0.34224640848687055,0.34440734174863585,0.3501200329640372,0.3517052254773189,0.3566104036293025,0.3623778482689034,0.36260632402625187,0.3629658673385858,0.37207249518127217,0.3737430966100128,0.38084182698831776,0.38435368827726507,0.39089090833506146,0.3915069541898146,0.39569863319671855],"n_dims_used":43,"mean_confidence":0.9068206964537154},"coverage":{"mean_confidence":0.9068206964537154,"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}}