{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003178},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004414","490:4900004273","490:4900004555","490:4900003319","490:4900004552","490:4900004823","490:4900004411","490:4900002596","490:4900004270","490:4900003996","490:4900002589","490:4900003999","490:4900002899","487:4870001307","490:4900003852","490:4900004407","490:4900004278","487:4870000762","490:4900004133","490:4900003717","490:4900001995","487:4870000847","490:4900004688","490:4900005110","494:4940003928"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,487,490,490,490,487,490,490,490,487,490,490,494],"twin_sims":[0.5867024578645909,0.3692969537405675,0.3089383010066451,0.30306275286960094,0.2678308066011108,0.2613351864929242,0.25064501499313757,0.22823855255344283,0.22233147060148886,0.21702631122236224,0.16355445724856868,0.152854871463234,0.1517517729488229,0.1515299618023017,0.14898499254834172,0.1465246357097631,0.1454581284135043,0.1348433261357351,0.13218781877341015,0.12684496411135404,0.118002501622159,0.11475983358598571,0.113881062323372,0.11372965041566799,0.11312376462027231],"twin_dists":[0.13412173878614758,0.18331674212643417,0.19906108825757893,0.20068154252760537,0.21081312362743776,0.2127684583898995,0.21605413379918947,0.22324543514208958,0.2252179318901861,0.22701946575826074,0.24714465021879614,0.2517198325334568,0.2522046954970646,0.25230250420093037,0.2534323304210005,0.2545382044563948,0.25502184295132424,0.25998535041619225,0.2612725767619852,0.2639227062580599,0.2685011376830991,0.2702459176149546,0.2707252730079421,0.2708081530211759,0.2711406562746683],"n_dims_used":45,"mean_confidence":0.9212714301215278},"coverage":{"mean_confidence":0.9212714301215278,"n_dims_used":45,"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}}