{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003302},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003351","480:4800004321","480:4800002761","665:6650001907","665:6650004421","497:4970001290","665:6650000310","665:6650003148","480:4800002766","665:6650002443","665:6650000098","665:6650000117","480:4800002767","480:4800004575","665:6650001906","665:6650000097","665:6650004287","480:4800003352","480:4800005091","665:6650004589","665:6650000911","491:4910004522","665:6650003953","474:4740005307","480:4800002771"],"twin_admin_codes":[480,480,480,665,665,497,665,665,480,665,665,665,480,480,665,665,665,480,480,665,665,491,665,474,480],"twin_sims":[0.09048066817487374,0.06550029303173668,0.046982416376318205,0.03251057091103576,0.02757286116824113,0.02721202425919094,0.014723294142330274,0.013144689360653855,0.012812398797231499,0.011203660713707904,0.010097449656548466,0.009787029899115795,0.009247038683827568,0.008894065585537408,0.008045302608800703,0.007876964392516388,0.007135660585682872,0.006616626527951327,0.005748180862786721,0.005405158738160847,0.005395626538550121,0.005124760744011999,0.004420587717508403,0.004388305989964954,0.004384607178776084],"twin_dists":[0.2846959592690908,0.30323402027206287,0.3211857707943366,0.33997310719650753,0.3480502157339965,0.3486880304114052,0.3772322653917773,0.3822697275433929,0.38339784207251665,0.38925594744735553,0.3937349119777296,0.39507030259803577,0.39748603685314216,0.3991341577776152,0.40335038560229647,0.40423369720273583,0.40833705548451915,0.41144473821979666,0.41717302032945575,0.4196534474320685,0.41972438692760095,0.42178912525013673,0.42765925893118784,0.427948240698875,0.42798147510608603],"n_dims_used":43,"mean_confidence":0.9130509842273801},"coverage":{"mean_confidence":0.9130509842273801,"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}}