{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850004603},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000002935","485:4850005131","481:4810003220","496:4960004911","472:4720004310","500:5000009658","487:4870010974","469:4690002692","487:4870010841","485:4850004994","498:4980002560","467:4670004276","484:4840003467","485:4850004997","473:4730002575","466:4660005690","470:4700005549","478:4780001793","498:4980000988","496:4960004906","469:4690002689","468:4680005746","474:4740000675","496:4960004910","467:4670002156"],"twin_admin_codes":[500,485,481,496,472,500,487,469,487,485,498,467,484,485,473,466,470,478,498,496,469,468,474,496,467],"twin_sims":[0.03895445532037636,0.012350070396990572,0.008545958706338527,0.0017979347575220797,0.001410870926599867,0.00101769806823386,0.0006693229525408988,0.0005974379594674859,0.0004402886284408591,0.00040801518442859654,0.00020895206147773023,0.00010447958955690842,0.00009794766268253702,0.00009588983957424433,0.00009461617297514236,0.00009442870652905168,0.00007507051874855252,0.00005586840548886652,0.00005382550399556559,0.00005214354759838617,0.00004648615250831839,0.00004536463869591845,0.00004302331175742516,0.00004095370408513389,0.00003971510378631099],"twin_dists":[0.3308799304904648,0.38501131375521025,0.40081786644663897,0.46178066593713296,0.47055260241989366,0.48211998702359005,0.496563816392905,0.5004082741405496,0.5105927578798369,0.5131014132915713,0.5346478741497149,0.5560848473106632,0.5580396237917601,0.558681054395294,0.5590846165759684,0.5591444488731494,0.5660228352321098,0.5747591447173223,0.5758513253994556,0.5767804826982567,0.5801293193177142,0.5808389471549922,0.582375750899624,0.5838018789253304,0.5846885084982513],"n_dims_used":45,"mean_confidence":0.8992799546983506},"coverage":{"mean_confidence":0.8992799546983506,"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}}