{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004872},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004032","480:4800005213","480:4800004273","480:4800005040","487:4870006899","493:4930002505","493:4930006467","480:4800004117","493:4930000901","480:4800004108","487:4870004411","493:4930005635","487:4870003973","493:4930005427","480:4800004186","493:4930004665","487:4870004980","494:4940007801","493:4930006972","480:4800004445","493:4930005720","496:4960008473","493:4930004679","487:4870006436","493:4930001242"],"twin_admin_codes":[480,480,480,480,487,493,493,480,493,480,487,493,487,493,480,493,487,494,493,480,493,496,493,487,493],"twin_sims":[0.504777801031373,0.4173203112999836,0.4021466792094312,0.35458619129882707,0.3334355373094532,0.32096488832536374,0.3186034222355473,0.30465425035670646,0.2931068649141659,0.2833814175351144,0.2466900257853075,0.24358758404377745,0.2332068852134344,0.21790095715245683,0.21694781293863344,0.21529626286980433,0.21519205887963067,0.2149778196804359,0.21493428539289397,0.20910980960975864,0.20833223564089776,0.20791962016853408,0.20648543661487218,0.2059475565050974,0.204249924493873],"twin_dists":[0.15186287104482565,0.1716998898854622,0.17530057672763708,0.18701960693934067,0.1924865849421719,0.19579831737766046,0.1964334459830143,0.20024083248029867,0.2034696809011803,0.2062480073890377,0.2172922969030553,0.218272513990955,0.22161240754066133,0.2267204342575136,0.22704634303195434,0.22761334692440105,0.22764922000919793,0.22772301045192672,0.2277380110383326,0.22976377122605288,0.23003709909822562,0.23018242134936187,0.23068907276713987,0.23087970818374753,0.23148362530713407],"n_dims_used":43,"mean_confidence":0.9189061009606649},"coverage":{"mean_confidence":0.9189061009606649,"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}}