{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870002014},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870002525","487:4870002431","487:4870002438","487:4870002351","487:4870002268","487:4870001995","487:4870001656","487:4870002433","466:4660012857","487:4870001183","487:4870002186","487:4870002620","487:4870002013","466:4660012858","487:4870003949","487:4870002432","487:4870002529","487:4870000998","487:4870003237","487:4870002522","487:4870002989","487:4870010797","466:4660011322","466:4660011652","487:4870002349"],"twin_admin_codes":[487,487,487,487,487,487,487,487,466,487,487,487,487,466,487,487,487,487,487,487,487,487,466,466,487],"twin_sims":[0.43375662588814984,0.43128369540726963,0.4101248747813314,0.3424744175326416,0.3295107357639106,0.3228132308183209,0.3180671925128483,0.30877360024718925,0.2852257599465017,0.2750238820460125,0.25492035274695873,0.22934273550866272,0.2159335635571568,0.2134061343556749,0.18128014219756652,0.1803884341164782,0.17490535298184295,0.15131205059963543,0.14482036094729872,0.1421494997509738,0.1408536568684985,0.12976755905534165,0.1231487764761015,0.12221254173863842,0.11678426997467002],"twin_dists":[0.16786212641990952,0.16843566206139868,0.17340005715325513,0.19012829331361578,0.1935213835979431,0.1953030202472387,0.19657803610519292,0.1991062688243213,0.20571678261161655,0.2086818591135504,0.2147296342357641,0.22288049314504163,0.22739420524278783,0.22826587037715587,0.240019275541912,0.24036555856580574,0.24252197795259517,0.25239869573599233,0.25531231293035256,0.25653916244674496,0.2571405844928584,0.2624628392664597,0.2658059681785665,0.2662898046889726,0.2691522642810686],"n_dims_used":43,"mean_confidence":0.9043716608091842},"coverage":{"mean_confidence":0.9043716608091842,"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}}