{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000018},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000074","480:4800000129","480:4800000199","480:4800000225","480:4800000160","480:4800000031","480:4800000198","480:4800000102","480:4800000130","480:4800000020","480:4800000194","480:4800000088","495:4950000751","495:4950000334","480:4800000265","480:4800000264","491:4910002908","480:4800000234","480:4800000184","491:4910002557","491:4910002957","491:4910003005","480:4800000127","491:4910001364","495:4950000386"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,495,495,480,480,491,480,480,491,491,491,480,491,495],"twin_sims":[0.10023291880931877,0.03716232503913724,0.02183590760631497,0.021388652155196503,0.0160072302461417,0.012089636030210646,0.009066866356682699,0.008320059089046563,0.007565898411219875,0.005923244127455788,0.005190252103053016,0.004827866113107929,0.004379361731858659,0.0042439272680982265,0.0032829184539158165,0.0030426103290657957,0.002925777912733932,0.002909610083213673,0.002579450970691725,0.00257497366795429,0.002484449471001963,0.002408748147783771,0.0023156199696336864,0.002066953524157485,0.0019287817885622863],"twin_dists":[0.27856540261858204,0.33327219695481386,0.3591774936793643,0.3601480545137568,0.37347507367586935,0.3859439177500758,0.39832014337685534,0.40194363745047657,0.405911451271889,0.4159582393987112,0.4212810078763043,0.42416899022188537,0.42802864995326734,0.429264797022305,0.4392378385691626,0.44214736702434965,0.44363858342059515,0.44384921737748867,0.4484029743314998,0.4484683195681842,0.4498123393565341,0.45097120371889776,0.45244356414655784,0.4566590676609386,0.45920748867830286],"n_dims_used":43,"mean_confidence":0.9059173229128815},"coverage":{"mean_confidence":0.9059173229128815,"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}}